6 7 11 12 Degree Tapered Button Bits For Drifting Drilling Short Or Long Skirt

6 7 11 12 Degree Tapered Button Bits For Drifting Drilling Short Or Long Skirt

Product specifications:

Diameter: 28mm-55mm
Degree: 4°,6°,7°,11°and 12°
Type: Chisel bit, Cross bit and Button bit
Skirt: Short or Long Skirt

Diameters:
Tapered chisel bits:20/22/28/30/32/34/36/38/40mm
Tapered cross bits:24/26/28/30/32/33/34/35/36/37/38/40/42/48/50/55mm

Tapered button bits:28/29/30/32/33/34/35/36/37/38/40/41/42/45mm

Other button bits available:

Tapered button bits 28mm, 30mm 32mm, 34mm, 36mm, 40mm, 42mm, 44mm and so on with different degree taper
Tapered Rod 19mm, 22mm, 25mm; Shank hex. 19mm, 22mm, 25mm
Integral Drill rods Chisel Bit integral. Rod 19mm, 22mm; Shank hex. 19mm, 22mm
Thread Button Bits (33mm, 35mm, 45mm , 51mm, 57mm, 64mm, 70mm, 76mm, 89mm, 102mm , 115mm, 127mm and so different degree Thread R22, R25, R28, R32, R38, T38, T45, T51 etc
Drifter Rod Hex.32mm, 35mm, 38mm; Round 32mm, 38mm, 45mm, 51mm
Retrac Button bits with different Thread different diameters 51mm, 64mm, 70mm, 76mm, 89mm, 102mm, 115mm, 127mm
Down the hole drilling drill bits, hammers, spare parts, drill tubes
Buttons type :Spherical, Ballistic