bit shank


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bit shank

[′bit ‚shaŋk]
(design engineering)
References in periodicals archive ?
Tenders are invited for Supply of sandvik make dth hammer model rh 500 accommodate to button bit size 152 mm to 215 mm dia bit shank m 60 and 165 mm dia button bit for sandvik dth hammer for use in water well drilling
Rockmore revolutionized the drilling industry with the launch of its first T-Series DTH model, the ROK 600T, a 6-in.class model that uses a tubeless QL6/QL60 bit shank. Last year the company released its ROK 60T-360T hammers that utilize the IR 360 bit shank without the blow tube/foot valve.
Looks to me like it would be easy to fabricate a new pin from a drill bit shank. The process of removing it might give a clue if other issues exist.
A new bit shank was developed in conjunction with the hammer's new bit-retention system, eliminating the need for bit retaining rings present in conventional hammer designs.
The Patriot 50 accepts the QL50 bit shank while the Patriot 80 accepts the 380 bit shank.
Tenders are invited for 6 And Half Inch 165Mm Dia Button Bit Flat Face Spherical Button With Bit Shank Style Ql60 Type Dth Hammer Suitable For Use In Water Well Drilling
The T series is "tubeless," as the name suggests (utilizing bits without plastic Blow Tubes), and achieves the goal of using industry bit shank connections, but without the plastic component imbedded in the bit.
The diameter of the main firing pin body is 0.227 inches, so I elected to use a section of 15/64 (0.234) inch drill bit shank for the part.
Tenders are invited for Supply of 6 1/2 inch 165 mm dia button bit flat face spherical button with bit shank style ql 60 type dth hammer suitable for use in water well drilling
Specification: Capacity Bolt- 10-16Mm 3/8 Inch - 5/8 Inch , Capacity High Tension Bolt - 8 - 14 Mm 5/16 Inch - 9/16 Inch , Drive - 12.7 Mm 1/2 Inch Square Bit Shank, Tightening Torque - Power Mode: 235N Nm 2080 In-Lbs , Tightening Torque - Save Mode: 130 Nm 1150 In-Lbs , Battery Voltage - 14.4V, No Load Speed - Power Mode - 0-2600/Min, No Load Speed - Save Mode - 0-2000/Min, Full Load Impact Rate - 0-3200/Min, Overall Length - 173Mm 6-13/16 Inch , Weight - 1.6 Kg 3.5 Lbs , Standard Accessories In Battery Bsl 1440 Or Bsl 1430 , Charger Vc18yrsl , Carrying Case, Model- Wr 14Dsdl, Make - Hitachi Or Similar.