Specifications

1.tungsten carbide drill bit
2.OEM tungsten carbide drill bit,ISO9001
3.good feedback tungsten carbide drill bit
4.low price

ISO tungsten carbide drill bit/chisel bit /rock bit

 

the featured about chisel bit:

The chisel drill bit is made from grade hard alloy and special steel, and 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 etc.
specifications available:

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

 

Notes:Non-standard also can be available as your requirements.