optimum hq drilling rod diameter

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  • DIAMOND CORE DRILLING REFERENCE - Boart Longyear

    HQ™3, HQTT PQ™3, PQTT Core Dia. (in) 1.775 2.406 3.270 Bit OD STD (in) 2.965 3.763 4.805 Bit OD RSG (in) 2.980 3.782 4.827 Bit OD OS (in) 3.032 3.830, 3.895 4.950 Hole Volume (gal/100 ft) 36.3 58.3 95.1 Metric Measurement Size NQ™3, NQTT HQ™3, HQTT PQ™3, PQTT Core Dia. (mm) 45.1 61.1 83.1 Bit OD STD (mm) 75.3 95.6 122.0 Bit OD RSG (mm) 75.7 96.1 122.6

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  • AQ BQ NQ HQ PQ Drill Rod - Wuxi Geological Drilling ...

    AQ BQ NQ HQ PQ Drill Rod. Size: BQ Drill Pipe, Wireline, Geological DCDMA Standard, Best Quality, Core Barrel Rod for Mining Exploration. Outside Diameter: 55.7mm. Inside Diameter: 46.1mm.

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  • Drill Rod, Subs, Bits & Rotary Tools - Drilling World

    2018-5-25 · NWJ ROD: 2-5⁄8” (67mm) O.D. 1′0″ (305mm) 006281 7 (3.2) 2′0″ (610mm) 007087 15 (6.8) 2′6″ (762mm) 180386-13 13 (5.9) 3′0″ (914mm) 006734 18 (8.2) 5′0″ (1.5mm) 006278 30 (13.6) 10′0″ (3.1mm) 006279 60 (27.2) Drill Rod Wiper Rubber drill rod wiper is used as a circular squeegee to remove soil, mud or water from drill rods.

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  • Drill Rod REFERENCE CHART - VAN RUTH

    2015-9-9 · rod OD (mm) rod ID (mm) Hole Size (mm) WL 46. 43.2. 35.2. 46.8. WL 56. 53.2. 45.2. 56.8. WL 66 WL 66-3. 63.9. 57.0. 66.3. WL 76 WL 76-3. 73.2. 64.4. 76.3

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  • Drilling Standards Reference Guide

    2015-3-2 · Imperial Units Metric Units C.D. = Core Diameter, O.D. = Outside Diameter, I.D. = Inside Diameter, *with coupling, **either/or Drilling Standards Reference Guide Bits Reaming Shells Size C.D. O.D. I.D. O.D. Inch mm Inch mm Inch mm Inch mm AQ 1.062 27.0 1.88 47.75 1.067 27.1 1.895 48.13 AQTK 1.197 30.40 1.885 48.13 1.207 30.66

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  • CORING RODS AND CASING CATALOG - Boart Longyear

    3.0 m/10 ft ROD BUNDLE (19 RODS) Dimensions (L x W x H) 3124 x 368 x 330 mm (123 x 14.5 x 13 in) Volume 0.3681 m3 (13 ft3) Gross Weight 453 kg (1000 lb) 1.5 m/5 ft ROD BUNDLE (19 RODS) Dimensions (L x W x H) 1600 x 368 x 330 mm (63 x 14.5 x 13 in) Volume 0.1982 m3 (7 ft3) Gross Weight 239 kg (526 lb) CONTAINER SHIPMENTS:

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  • AQ BQ NQ HQ PQ Drill Rod 10 feet Length for

    2021-6-9 · DRILL ROD DEPTH CAPACITY 0 500 m (1600 ft) 1000 m (3200 ft) 1500 m (4900 ft) 2000 m (6500 ft) 2500 m (8200 ft) 3360 m (11023 ft) Rod capabilities and failure loads were determined by an independent facility. A safety factor has been applied for the above ratings (applies

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  • Exploration Diamond Core Drilling Bits BQ NQ HQ PQ

    Inner (Tool joi nt) Diameter (mm) 46.4 60.3 77.8 101.6 46.4 60.3 77.8 Wall Thickness (mm) 4.8 5.1 5.9 6.4 4.8 5.1 5.9 Rod Weight per kg/3m 18 24 38 52

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  • Drill Rod for Core Drilling Rig - Hanfa Group

    2021-6-11 · Drill Rod Diameter: HQ, NQ, BQ, PQ Length: 1.5m, 3m/piece . We're here to help: Easy ways to get the answers you need. Send E-mail Get Price. overview. Drill Rod for Core Drilling Rig. Drill rod is a steel pipe with screw at the end, which is used to connect the surface equipment of drilling rig and grinding equipment or bottom hole device at ...

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  • Drill Rod, BQ,NQ,HQ,HWT Drill Rod China

    2019-12-15 · HQ rod 1.5m (5fts), HQ rod 3m (10fts), HWT drill rod 1.5m (5fts), HWT rod 3m (10fts) Various thread types of drill rods are available. We will meet your demand for standard, deep, wide-diameter as well as conventional drilling. Besides standard rods, Wuxi Geotec Geological Equipment Co.,Ltd also provides V-Wall™ rod. Although 30% lighter than ...

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  • Drill Rod, Subs, Bits & Rotary Tools - Drilling World

    2018-5-25 · Drill Rod Wiper Rubber drill rod wiper is used as a circular squeegee to remove soil, mud or water from drill rods. They may also be used to deflect grit when air drilling or located above the automatic chuck to protect the jaws from mud loading. The most common position is at the hole collar allowing all rods to be drawn through the wiper.

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  • Heavy Duty Drill Rods — Drilling Products Inc.

    CHD Drill Rod was designed for deep hole wire line applications, with its strong tool joints, and flexible mid body, it excels in directional drilling applications. Welded tool joints of specially heat treated steel with very high mechanical resistance. Superior welding process and weld inspection to ensure optimum …

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  • Drilling Rigs - Blast Hole Rig Manufacturer from

    Drill rod handling 15 feet (4.5 meter) -20 feet (6.0 meter)Drilling depth up to 2,000 feet (600 meters)Drilling diameter 6.5 inch (165mm) - 16.0 inch (407mm)Pull up force 22,000 kgfDrill head torque 600 kg.m (optional: 720 kg.m)Air compressor 1,200 cfm/320 psiMud pump flow 1,000 lpm-1,600 lpm

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  • RODS & CASING PRODUCT INFORMATION CATALOGUE

    2019-2-23 · Outside Diameter 2.8750 in 73.0 mm Inside Diameter 2.5250 in 64.2 mm Wall Thickness 0.1750 in 4.6 mm Threads per Inch 4 N/A Volume 26.0 US gal/100 ft 323.0 L/100 m HTW Outside Diameter 3.582 in 91.0 mm Inside Diameter 3.208 in 81.5 mm Wall Thickness 0.187 in 4.7 mm Threads per Inch 2 N/A Volume 84.0 US gal/100 ft 1043.0 L/100 m DESCRIPTION ...

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  • Drilling - 911metallurgist.com

    2016-1-12 · Gross drilling capacities (dr‐ft/h) rig setup and feed alignment time per drill-hole collaring time through overburden or sub-drill zone drill-hole wall stabilisation time (if required) rod handling times (unit time and rod count) bit penetration rate loss percentage i.e. rods and couplings 6.1 % per rod MF rods 3.6 % per rod …

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  • Drilling Rig Accessories - Drill Bits, Drill Rods and ...

    Diameter Millimeter (Inch) Wall Thickness Millimeter (Inch) Thread Pin Thread Box Length Popular Application; Meter Feet; 73 mm (2-7/8”) 8.8 mm (1 1/32”) 2-3/8 API REG: 2-3/8 API REG: 3, 3.6, 4.6, 6: 10, 12, 15, 20: DTH: 76 mm (3”) 6.35 mm (1/4”) 2-3/8 API REG: 2-3/8 API REG: 3, 3.6, 4.6, 6: 10, 12, 15, 20: DTH: 89 mm (3-1/2”) 6.35 mm ...

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  • PHQ36IR Long-Hole Drill Set-up OPERATING MANUAL

    2016-4-4 · Drilling the first full Drill Rod: Replace the casing rod-bit assembly with a regular length drill rod and proper sized new bit. Move the drill forward so the bit enters the collared hole. Move the centralizer lever (3) forward to close the centralizer jaws on the drill rod so the bit is …

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  • Sundril -Quality exploration drilling products

    2021-2-27 · CORE BARRELS AND OVERSHOTS. Core barrels available in proven latch-spring design and updated positive latch version. Overshots available in safer version with heavy-duty lifting dogs for surface application and pump-in seals for underground versions. Conventional triple tube core barrels for near 100% volumetric recovery of core upto 8 inch ...

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  • H Coring System - drillersworld.com.au

    2017-9-8 · seal for the drilling fluids to flow through to the surface. • Used to ream the casing downward when advancing a casing string in an existing hole with the rod string still in place. Casing Shoes HW Casing Shoe, Series 2 4051001* HWT V-Ring Casing Shoe 509064 HWT Oversize Casing Shoe, Series 2 4051215 * For use with wireline casing advancer.

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  • RODS & CASING PRODUCT INFORMATION CATALOGUE

    2019-2-23 · Outside Diameter 2.8750 in 73.0 mm Inside Diameter 2.5250 in 64.2 mm Wall Thickness 0.1750 in 4.6 mm Threads per Inch 4 N/A Volume 26.0 US gal/100 ft 323.0 L/100 m HTW Outside Diameter 3.582 in 91.0 mm Inside Diameter 3.208 in 81.5 mm Wall Thickness 0.187 in 4.7 mm Threads per Inch 2 N/A Volume 84.0 US gal/100 ft 1043.0 L/100 m DESCRIPTION ...

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  • Drill Rod manufacturer-ROSCHEN GROUP LIMITED

    On the one hand, drill rod connect the drilling rig main body, on the other hand, connect DTH hammer and drill bit. (2). Transmit the power to drill bit. (3). Bring pressure to bear on the equipment. (4). The drill rod can be transported to the drilling mud to the drill bit, and together with the drill improve, reduce or rotating bottom outlet ...

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  • China Quarry Drilling Tools Diameter 89mm DTH Drill

    China Quarry Drilling Tools Diameter 89mm DTH Drill Pipe for DTH Drill Rig, Find details about China DTH Drill Rod, Down The Hole Drill Pipe from Quarry Drilling Tools Diameter 89mm DTH Drill Pipe for DTH Drill Rig - Kimdrill Piling (Changsha) Co., Limited

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  • Quality Core Drill Rig & Horizontal Directional Drilling ...

    25 Tons Borehole Drilling Machine Drilling Depth 300 Meters 150mm-400mm Drilling Diameter Φ 160mm To Φ 315mm HDPE Pipe Butt Fusion Welding Machine Manually 220V Low Noise 150-250mm Hole Diameter Diamond Core Drill Rig 0-90 Degree Hole Angle

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  • DIAMOND CORE DRILLING REFERENCE - Boart Longyear

    IMPREGNATED BIT DRILLING GUIDELINES QTM Wireline SIZE SPEED (rpm) INDICATIVE WOB Low (kN) High (kN) FLUID FLOW Low (lpm) High (lpm) BQ 1 200 9 24 20 30 NQ 950 13 37 35 50 HQ 750 20 56 50 70 PQ 600 31 84 80 100 QTM Thin Kerf AQTK 1 500 5 13 12 20 BQTK 1 200 8 20 20 26 NQTK 950 12 34 32 44 QTM Triple Tube NQ3, NQTT 950 14 36 35 50 HQ3, HQTT 750 ...

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  • Experienced supplier of Core Drilling Accessories

    Rod/Casing tap is suitable for fishing drill pipe and casing when drilling accident. We can provide size BQ, NQ, HQ, PQ, BW, NW, HW(T), PW(T). Our rod/casing tap is heat-treated to ensure that the hardness is up to standard and not easy to wear.

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  • Drilling Rigs - Blast Hole Rig Manufacturer from

    1300 LPM. Hydraulic Boring Machine, Drill Rig, Digging Hole Machine Earth. We are an eminent manufacturer, supplier and exporter of a vast range of DTHR 450 Drilling Rig. All our products are manufactured under the close supervision of experienced and qualified professionals using optimum …

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  • BlastHole Drilling Introduction - Hardrockdrills.com

    Step 1: Measure and Mark. Measure the location of the hole. If possible, mark exactly where the hole needs to be drilled. Choose the drill size appropriate to the material being drilled and the tool being used. Use common sense.

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  • ABCs of Diamond Drilling - The Core Drilling Process

    2021-6-29 · In wireline core drilling, a piece of equipment called an overshot is sent down the hole to release and retrieve the inner tube. The overshot and inner tube are then brought up to the surface using a wireline hoist, allowing the rods and core bit to remain in the hole. A new inner tube is then lowered down and locked into place.

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  • & Water Bore Drilling Specialists

    2019-1-3 · drilling on a floating barge for the Manly Harbour dredging project Anglo American Dawson – 25m boreholes for Anglo coal conveyor investigation at Dawson Mine N2NS Inland Rail – 3 rigs drilling boreholes to 35m over a 6 week program Emu Swamp Dam – HQ granite boreholes up to 70m in depth with packer testing. Drilling carried out with

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  • Micropile | John Lawrie Tubulars

    For Duplex drilling in rock, the length of the drill rod and drill casing should be exact as any variations can cause issues with distance of rock bit at the face of cutting. To enable cuttings to be returned between the rod and casing for discharge at the duplex head, rock bits of the size nearest to the ID of the casing should be selected ...

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  • China Core Barrels (BQ NQ HQ PQ and T Series Core

    Drilling for the Archean Roots of Life and Tectonic Earth ... rod is composed of basalt or diamictites. ... hole involved emplacement of HQ (63.5-mm diameter) size metal casing to stabilize the

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  • Drilling Rigs in Rajkot, ड्रिलिंग रिग, राजकोट,

    TSI can provide cost-effective management of the exploration processes and procedures including drill hole planning, provision of drilling services and geophysical loggers, drill supervision, monitoring, sampling for analysis to ensure that the process provides credible exploration data outputs, reliable analysis of all data thus giving ...

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  • Drilling for the Archean Roots of Life and Tectonic Earth ...

    The offered drilling rig is extensively used for creating holes on ground. Made out of the finest quality raw material with avant-garde technology, this Skid Mounted Drilling Rig is meticulously checked on varied parameters of quality so as to ensure its optimum performance and longer service life.

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  • Drill Rod for Core Drilling Rig - Hanfa Group

    2021-6-11 · Drill Rod Diameter: HQ, NQ, BQ, PQ Length: 1.5m, 3m/piece . We're here to help: Easy ways to get the answers you need. Send E-mail Get Price. overview. Drill Rod for Core Drilling Rig. Drill rod is a steel pipe with screw at the end, which is used to connect the surface equipment of drilling rig and grinding equipment or bottom hole device at ...

    Get Price
  • Heavy Duty Drill Rods — Drilling Products Inc.

    CHD Drill Rod was designed for deep hole wire line applications, with its strong tool joints, and flexible mid body, it excels in directional drilling applications. Welded tool joints of specially heat treated steel with very high mechanical resistance. Superior welding process and weld inspection to ensure optimum …

    Get Price
  • NQ HQ PQ Rod Drill Shoes Impregnated Diamond

    NQ HQ PQ Rod Shoes Impregnated Diamond Drilling Tools with high crown height. The inside diameter of the casing shoe bit is not set with diamonds sometimes (surface set Type) and flush with the inside diameter of the casing. Basically, the corresponding size of drill bits and core barrels have to get through the inner diameter of the casing ...

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  • SERVICES - BlueSpec Drilling Australia

    Diamond drilling can be completed in various sizes depending on the size (diameter) of the core sample required for examination. The most common diameter sizes of core are NQ, HQ and PQ. Blue Spec Drilling has the current capacity to utilise diamond drilling in the following sizes.

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  • ST58 ST68 Threaded Drill Rod For ... - Rock Drilling Tools

    Casing shoe and Rod shoe . H/WL Flat face profile Casing shoe (117.48mm/99.7mm) The diamond impregnated casing/rod shoe is the most commonly used as it has the widest range of application and is generally the most efficient tool for advancing casing/rod through overburden layers.

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  • DTH Hammers & Bits - Black Diamond Drilling Australia

    2015-4-10 · oDensity of drilling fluid (80-90 lbs/cu.ft.) greater than water (62.4 lbs/cu.ft) oUplift forces for large diameter pipelines can be substantial. oBuoyancy control used for pipe 30 inches or over in diameter. oMost common control is to fill pipe with water.

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  • H WL Wireline Drilling Impregnated Diamond Bit

    2010-12-9 · Cut the brass rod to a length of 19' (48.26 cm) and insert one of its end into the center pin of the SO-239 connector (see Figure 1.7). The brass rod may or may not fit into the center pin immediately, so you may need to file away a small portion at the end of the rod to reduce it to a smaller diameter.

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  • Planning & Construction Considerations

    2021-7-5 · Each rod has a male screw at one end and a female screw (screwed socket) at the other. Steel rods are usually in lengths of 3 m with nearly 38 mm x 38 mm square cross-section. For rotary drilling, described later, the rods are hollow, circular in cross section, have flush joints, and the length varies from 0.5 to 3 m.

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  • Drill Rod Sizing Chart | N&N Drilling Supply Mfr.

    H.T Wireline Drill Rod; Size: O.D. I.D. Threads Per Inch: Weight: Inches: MM: Inches: MM: Lb 10 Ft: Kg 3 M: AWL: 1.7500: 34.9: 1.3750: 34.9: 4.0: 31: 14: BWL: 2 ...

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  • Drill Pipe - Bill Johnson Equipment | Water Well

    WELL DRILLING SUPPLIES, TOOLING, & EQUIPMENT 21 S. 40th St., Phoenix, AZ 85034 - Map Call Today: 602-275-5415 877-275-2532 5811 NE Columbia Blvd., Portland, OR 97218 - Map Call Today: 971-229-1288 Se Habla Español

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  • P&Q University Lesson 4- Drilling & Blasting : Pit &

    2019-8-28 · Maximum bit size for production drilling is the nominal hammer diameter plus 1 in. For instance, a 4-in. hammer’s maximum bit size is regarded to be 5 in. in diameter. MATCHING THE HAMMER TO THE CORRECT PIPE DIAMETER. Pipe diameter should be close to the hammer diameter to provide optimum flushing, reducing the chances of getting stuck in the ...

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  • Planning & Construction Considerations

    2015-4-10 · oDensity of drilling fluid (80-90 lbs/cu.ft.) greater than water (62.4 lbs/cu.ft) oUplift forces for large diameter pipelines can be substantial. oBuoyancy control used for pipe 30 inches or over in diameter. oMost common control is to fill pipe with water.

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  • Automated Multi Drilling, Drill Heads, Tapping

    2017-9-8 · maintain good drilling speeds. Competent: Free cutting design for fast penetration in very hard 'competent' rock or for use on lower powered rigs and geotechnical applications. NOTE: 'Standard Gauge' bits are defined as having a set outside diameter which is 0.56mm (0.022') smaller than 'Reaming Shell Gauge'. For more detailed information on ...

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  • PQ Coring System - drillersworld.com.au

    2021-5-30 · The optimum process parameters, Level 3; voltage, Level 4; feed rate, Level 2; capacitance, and the optimum conditions are A3 B4 C2 shown in Table 5. The values are 120 V voltage, 20 µm/sec feed rate, and 1000 pF capacitance. As per Table 5, input condition A i.e. 0.1594 for voltage, has the maximum effect on multi-response characteristics ...

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  • Optimization of micro EDM parameters for fabrication

    2017-8-25 · 60 Bolt hole diameter drilling and reaming [6.000 ± 0.200 70 Key way slot milling 80 Assembly of rod- and cap-end parts 90 Thrust face width finish grinding of rod and cap connecting rod assembly 26.500 ± 0.050 100 Finish boring of gudgeon pin bore diameter [30.000 ± 0.200

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  • Process-based tolerance assessment of connecting rod ...

    This paper aims to determine the optimal design parameters for percussive drilling systems considering the bit-rock interaction. First, the motion dynamics of a bit impacted by a dropped piston are modeled by impact stress propagation and a rock-breaking mechanism representing the penetration resistance coefficient and unloading constant. Next, the damping vibration behavior of the bit is ...

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  • Optimal Design Parameters of a Percussive Drilling

    2021-6-29 · Thin wall: Thin wall core bits have a narrower width of cutting face on the core bit crown. It is referred to as “TW” when referring to sizes of thin wall, as in BTW, NTW or HTW. By using this size you can get larger core while using the same diameter of drill rod. The wall is the distance between the outside diameter and the inside diameter.

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