Single Use 127mm Casing Advancement System DTH Button Bits for DHD340 Hammer with 125-1090mm Diameter Range

Price Negotiable

Price: 999-99999USD/PC

MOQ: 1PC

Delivery Time: 3-5WEEKS

Brand: MING

Product Description

Product Overview

Single-use 127mm overburden casing drilling ring bit designed for efficient drilling operations in challenging geological conditions.

Technical Specifications

Compatible Equipment

Matched hammer: DHD340 | Casing pipe OD: 127mm

System Components

Pilot bit
Ring bit
Casing shoe

Product Models & Dimensions

Model	External Diameter (mm)	Casing Diameter (OD*ID)	Spline
MK-MRING90	125	114*102	MACH33, DHD3.5
MK-MRING115	155	139*127	DHD340, SD4, QL4
MK-MRING140	188	168*153	DHD350, SD5, QL5
MK-MRING165	215	194*181	DHD360, SD6, QL6
MK-MRING190	238	219*206	DHD360, SD6, QL6
MK-MRING215	276	254*240	DHD380, SD8, QL8
MK-MRING235	293	273*254	DHD380, SD8, QL8
MK-MRING240	293	273*260	DHD380, SD8, QL8
MK-MRING280	345	323*303	SD10
MK-MRING315	375	355*335	SD10
MK-MRING365	432	406*387	N120, N125, SD12
MK-MRING460	530	508*483	N125, N180
MK-MRING510	580	559*533	N180
MK-MRING560	635	610*584	N180
MK-MRING610	695	660*632	N240
MK-MRING660	735	711*685	N240
MK-MRING710	785	762*736	N240
MK-MRING745	838	813*780	N240
MK-MRING810	886	864*838	N240, N240S
MK-MRING860	935	914*884	N240S
MK-MRING910	980	965*935	N240S
MK-MRING960	1038	1016*986	N240S, M330
MK-MRING1010	1090	1067*1041	M330

Ordering Information

Required specifications for ordering:

Casing Tube OD & ID
Ring Bit Diameter
Hammer Shank
Maximal Normal Bit Diameter
Casings and Casing Shoes Installation Method (thread standard required if threaded)

Product Advantages

Enhanced penetration rate and perpendicularity control
Capable of handling straight, oblique, and angled holes
Premium materials: TIMKIN Steel with German Element Six tungsten carbide (YK05, T6)
Advanced manufacturing: Electron-hydraulic forging and multipurpose furnace heat treatment
Quality assurance: 40+ years engineering expertise with 100% inspection

Technical Information

What is a DTH Hammer?

Pneumatic down-the-hole (DTH) hammer is a drilling tool using compressed air as power source, suitable for pebble, gravel, and hard rock strata applications in construction, mining, and geological exploration.

About Overburden Soil

Overburden soil is unprocessed fill material containing sand, rocks, clay, and stones, typically lacking organic material found in topsoil.

Product Images