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Description
30mm 7 button 7 degree tapered rock drill mining drilling bits
32mm long skirt tapered mining rock drilling drill bits
32mm 8 button 7 degree tapered button rock mining drilling drill bit
32mm 8 button 7 degree tapered rock mining button bit
36mm 8button 12degree tapered button rock mining drilling drill bit
38mm 8button 12 degree high quality taper drill button bit button drill bit
38mm 8buttton 7 degree tapered mining rock button drill bit
38mm 7 button 7 degree tapered rock mining drilling button drill bits
40mm 8 button or tips 7 degree tapered button rock bit with Jack Hammer YT26 or YT28
| Diam | connection | button size | water hole | button shape | weight | package |
| 45mm | R32 | 9*10mm | 4 holes | 1.domed | 1 kg | 20 pcs per box |
Domed button shape
Parapghracial button shape
mixed button shape
