1.light
2.high- elastic
3.rigid
4.automatically adjustable
5.stable
Port: QINGDAO
Minimum Order Quantity: 100 Piece/Pieces
Supply Ability: 5000 Piece/Pieces per Day
Payment Terms: L/C,T/T
Contact SupplierPackaging Detail: 1. wooden case 2.standard export bundle packing or as your requirements
Delivery Detail: Within 15 days after the deposit
chisel drill bits for mining is introdced
The chisel bits is made from grade hard alloy and special steel, and generally matched with the light-duty rock drill, to drilling the rock hole within diameter of 50mm.
chisel drill bits for mining specification
Drill Type | Bit diamater (D) | Taper | Whter hole | (d) mm | Part on | |
| mm | in | |||||
| 30 | 1 3/16" | 7° | 2 | 22 | Y130-722 |
| 32 | 1 17/64" | 7° | 2 | 22 | Y132-722 | |
| 34 | 1 11/32" | 7° | 2 | 22 | Y134-722 | |
| 36 | 1 27/64" | 7° | 2 | 22 | Y136-722 | |
| 38 | 1 1/2" | 7° | 2 | 22 | Y138-722 | |
| 40 | 1 37/64" | 7° | 2 | 22 | Y140-722 | |
| 42 | 1 21/32" | 7° | 2 | 22 | Y142-722 | |
| 43 | 1 11/16" | 7° | 2 | 22 | Y143-722 | |
| 44 | 1 47/64" | 7° | 2 | 22 | Y144-722 | |
| 46 | 1 13/16" | 7° | 2 | 22 | Y146-722 | |
chisel drill bits for mining photo
chisel drill bits for mining certificate