Specifications

drill bits including chisel bits
1.Wide range of useage
2.High quality and best price
3.Long uselife

chisel bit

the chisel bit is made from grade hard alloy and special steel,generally matched with the light-duty rock drill,to drill the rock hole within diameter of 50mm.it is widely used in metallurgy mine,geological exploration,water conservancy construction.electricity,traffic,tunnel,quarry,national defence stone project

the detailed sizes:

 

Drill Type	Bit diamater   (D)		Taper	Whter hole	(d) mm	Part no
	mm	in
Chisel  Bits	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