Protaper Next File- X1 21mm -3x X1 21mm -21mm -X1,Protaper Next File- X1 25mm 3x X1 25mm 25mm -X1 ,Protaper Next File- X2 21mm 3x X2 21mm 21mm -X2 ,Protaper Next File- X2 25mm 3x X2 25mm 25mm -X2 ,Protaper Next File- X3 21mm 3x X3 21mm 21mm -X3 ,Protaper Next File- X3 25mm 3x X3 25mm 25mm -X3 ,Protaper Next File- X4 21mm 3x X4 21mm 21mm -X4 ,Protaper Next File-X4 25 mm 3x X4 25mm 25mm -X4 ,Protaper Next Assorted - 21mm 1 each of X1, X2, X3 21 mm -Any, Protaper Next Assorted- 25mm 1 each of X1, X2, X3 25mm -Any. Select Any Size.
Other Specifications Download Specification | |
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Button Bit Diameter | 105 (4 1/8) mm |
Compatible Size Of Hammer | 4 inches |
Compatible Make / Model Of Hammers | Dental |
Suitability Of Usage | Suitable for use in down the hole pneumatic hammers for water well drilling in hard rock formation |
Material (Steel Grade / Specn) Used For DTH Button Bits | EN-36C |
Minimum Guaranteed Drilling Depth | 50 Meters |
Max. Working Pressure Withstood By The Button Bits | 200 |
Type Of Hardening | 0.5 |
Minimum Depth Of Hardening | 58 mm |
Minimum Hardness Maintained At Shank Of The Button Bit | 10 HRC |
Maximum Hardness Maintained At Shank Of The Button Bit | 0.5 HRC |
Minimum Hardness Maintained At Core Of The Button Bit | 15 HRC |
Maximum Hardness Maintained At Core Of The Button Bit | 10 HRC |
Number Of Tungsten Carbide Buttons Fixed In Each Button Bit | 1 nos. |
Availability Of Drawing/design Of The Button Bit On The Firm's Website. | yes |