194mm Permanent Ring Overburden Drilling System DTH Casing Bits for Water Well with DHD360 Hammer Compatibility

Price Negotiable

Price: 999-99999USD/PC

MOQ: 1PC

Delivery Time: 3-5WEEKS

Brand: MING

Product Description

Product Overview

194mm permanent ring overburden drilling system DTH casing bits designed specifically for water well drilling applications. This advanced casing drilling system features retrievable pilot bits and operates effectively in any direction and ground condition.

Technical Specifications

Compatible Components

Matched Hammer: DHD360
Matched Casing Pipe OD: 194mm
External Diameter: 215mm

System Components

Pilot bits with large internal flushing holes and external flushing grooves
Symmetrical ring bit (reamer) with internal bayonet coupling
Casing shoe for driving of casing

Product Models & Specifications

Model	External Dia. (mm)	Casing Dia. (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

Key Advantages

Enhanced penetration and perpendicularity for precise drilling
Reduced torque requirements for improved efficiency
Versatile operation in straight, oblique, and angled holes
Minimal environmental impact during operation
Premium materials: TIMKIN Steel with YK05, T6 tungsten carbide from Element Six
Advanced manufacturing with electron-hydraulic forging and multipurpose furnace heat treatment
40+ years engineering expertise with 100% quality inspection

Ordering Information

Specify the following parameters when ordering: