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HSS Tube & Sheet Drill Conical Drill specification drill-range mm shank diameter / mm Total length mm 1 3 - 14 6 62 2 6 - 20 8 70 3 16 - 30 10 75 4 26 - 40 12 78 5 36 - 50 12 78 6 46 - 60 12 78 7 6 - 30 10 95 1...
...Drilling Rate NQ Drill Rods , Wireline Drill Rods Excellent Flushing Effect 1. High efficiency, long use life, low price 2. Application: concrete, granite, marble, refractory materia Diamond core barrel Spec...
...70mm 76mm Retract Bits Thread Rock Drill Bits T38 Retract rock drill button bit most popular size:64mm,70mm,76mm,89mm Characteristics 1. Reaming Drill Bit connect with tapered drill rod perfectly for drillin...
HSS Tube & Sheet Drill Conical Drill specification drill-range mm shank diameter / mm Total length mm 1 3 - 14 6 62 2 6 - 20 8 70 3 16 - 30 10 75 4 26 - 40 12 78 5 36 - 50 12 78 6 46 - 60 12 78 7 6 - 30 10 95 1...
...Drilling Rate NQ Drill Rods , Wireline Drill Rods Excellent Flushing Effect 1. High efficiency, long use life, low price 2. Application: concrete, granite, marble, refractory materia Diamond core barrel Spec...
... composition and size, mainly including testing the shape, diameter, reaming diameter, length composition and defects of raw materials. Tungsten carbide and lubricating grease are also the best raw materials...
...Reaming with Ballistic Buttons for Drifting and Tunneling Our drill bit is made from top quality steel and tungsten carbide as same as internationally well-known brand and apply “hot-insertion” processing pr...
Flat Face T45 89mm Button Drill Bit for Top Hammer Rock Drill with Spherical Buttons KSQ threaded drill bits include general, retrac and reaming three series, with stronger button-fixing ability, longer service...
... wear resistance and impact toughness superior, through heat treatment so that it can withstand the toughest rock drilling demands, and transmit intensive impact energy into the rock with the least possible ...
High Grade Material Reaming Drill Bit R32 76mm Spherical Button Drill Bit with Special Designed Flushing Holes Skirt selection: Standard Skirt Typically smaller than the head diameter to avoid cuttings and the ...
...Drilling ODEX Eccentric Casing System Odex eccentric casing system ODEX Casing System, also named Eccentric Casing System, is suitable for drilling water wells, geothermal wells, short mircopiles,medium mini...
Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter. Widely used in...
...then reamed to the final size in combination with a pilot adapter. • Widely used in drifting and tunneling • R32 thread system Color: Based on Customer requirements ......