DTH hammers and bits

DTH hammers and bits for hard-rock drilling.

Review the hammer, bit, shank, compressor and drill string as one system before confirming the configuration.

Hammer and bit matching · shank review · compressor compatibility

DTH hammer and button bit configurations for hard rock drilling Product configuration illustration
Rock conditionHardness, fracture, abrasiveness and water conditions.
Hammer systemSize, shank, pressure range and connection compatibility.
Air supplyCompressor pressure, flow and operating altitude.
Hole targetDiameter, depth, penetration and service requirement.

A matched down-the-hole drilling system.

The hammer and bit must be considered together with air supply, connection and formation.

Air drilling

DTH hammers

Hammer size, shank system and operating pressure are reviewed together with the compressor and required hole.

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Hard rock

DTH button bits

Face design, button shape, diameter and shank are selected around rock condition and hammer compatibility.

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Matched system

Hammer, bit and connection package

The tool string can be reviewed as one operating system to reduce avoidable compatibility errors.

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DTH systems organized as complete drilling combinations.

Select the hammer, shank, bit face, operating pressure and drill string as one system. These sample entries demonstrate the final catalog structure.

01Hammer size and pressure 02Shank and bit face 03Air supply and hole target
Draft catalog preview. These examples keep the page complete while the new Shopify product records remain unpublished. Product data will replace them automatically at launch.
Reference image for 3-Inch Standard DTH Hammer
Reference 01Compact hole range

3-Inch Standard DTH Hammer

Example hole class: 85–105 mm

Sample compact hammer for customers comparing entry-level DTH hole sizes and compressor demand.

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Reference image for 4-Inch Water-Well Hammer
Reference 02Water-well system

4-Inch Water-Well Hammer

Example hole class: 105–130 mm

Illustrative water-well hammer page entry with room for shank, connection and pressure data.

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Reference image for 5-Inch General-Purpose Hammer
Reference 03Multipurpose drilling

5-Inch General-Purpose Hammer

Example hole class: 130–152 mm

General-purpose sample for quarry, water-well and civil drilling discussions.

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Reference image for 6-Inch High-Pressure Hammer
Reference 04High-output system

6-Inch High-Pressure Hammer

Example hole class: 152–203 mm

Example high-pressure configuration where air delivery and penetration targets must be matched.

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Reference image for 8-Inch Heavy-Duty Hammer
Reference 05Large-hole system

8-Inch Heavy-Duty Hammer

Example hole class: 203–305 mm

Large-format sample requiring rig capacity, air volume and drill-string review.

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Reference image for Reverse-Circulation Hammer
Reference 06Exploration sampling

Reverse-Circulation Hammer

Sample recovery and cyclone interface review

Sample RC hammer entry organized around sample recovery, pipe system and operating depth.

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Reference image for Flat-Face Button Bit
Reference 07Stable hard-rock face

Flat-Face Button Bit

Shank, diameter and button grade required

Illustrative flat-face bit for stable engagement in competent formations.

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Reference image for Convex-Face Button Bit
Reference 08Fast-drilling face

Convex-Face Button Bit

Face profile selected after formation review

Sample convex profile for customers prioritizing penetration in fractured or mixed ground.

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Reference image for Concave-Face Button Bit
Reference 09Balanced all-round face

Concave-Face Button Bit

Gauge design and flushing reviewed per job

Illustrative concave profile balancing guidance, cleaning and gauge support.

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Reference image for Drop-Center Button Bit
Reference 010Deep-center guidance

Drop-Center Button Bit

Sample profile for straighter hole initiation

Sample drop-center face for applications where hole guidance is an important selection factor.

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Reference image for Large-Diameter Button Bit
Reference 011Large-hole drilling

Large-Diameter Button Bit

Air demand and rig pullback must be confirmed

Example large-diameter bit requiring hammer, compressor and rig capacity confirmation.

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Reference image for Casing Advancement Assembly
Reference 012Overburden system

Casing Advancement Assembly

Pilot bit, ring bit and casing size required

Sample overburden assembly combining pilot, ring, casing and connection information.

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Confirm the system before confirming the price.

These four details narrow the compatible hammer and bit options.

Rock condition

Hardness, fracture condition, abrasiveness and expected water inflow.

Hole requirement

Diameter, depth, inclination and expected penetration target.

Air system

Compressor pressure and flow, drilling altitude and available air package.

Hammer and shank

Existing hammer model, shank type, thread and drill string connection.

DTH systems for hard-rock drilling conditions.

Hard-rock water wells

Air drilling systems for water well and geothermal projects in competent rock.

Mining and quarry drilling

Production, blast-hole and supporting drilling applications reviewed by operating conditions.

Foundation and engineering

Anchoring, construction and site work requiring a matched down-the-hole system.

DTH field records are being prepared.

Until a comparable case is published, send the rock, hole and compressor information for direct review.

Discuss a DTH requirement

Match the DTH hammer, bit and compressor before quotation.

Send the rock condition, hole diameter, depth, compressor pressure and flow, rig and existing shank system.