Steel drill bit 1 the taper angle can be 4, 5, 6, 11, 12 degree 2 the drill bit hole Dia. :15~25mm 3 good quality drill bits

2011 Best Steel Drill Bit for Drill Rock (Chiesel Bits)

We are the professional  supplier for rock drilling machine at high quality and competitive price. We specialize in drill bits, drill rods, DTH hammer, air hose and air compressor for over 10 years.

chisel thick blade type rock drill chiselbit

Bit Dia. mm	Taper angle	Taper hole big Dia. mm	Carbide size Width ×height (mm)	Model
30	6°	19	8×12	Y3 30-6 19
		22	8×12	Y3 30-6 22
32	6°	19	8×12	Y3 32-6 19
		22	8×12	Y3 32-6 22
34	6°	19	8×12~14	Y3 34-6 19
		22	8×12~14	Y3 34-6 22
36	6°	19	8~10×14~15	Y3 36-6 19
		22	8~10×14~15	Y3 36-6 22
38	6°	19	10×15	Y3 38-6 19
		22	10×15	Y3 38-6 22
40	6°	19	10×15	Y3 40-6 19
		22	10×15	Y3 40-6 22

2011 Best Steel Drill Bit for Drill Rock (Chiesel Bits)

Remarks: The taper angle can be 4°,5°, 6°, 7°, 11°, 12°, the taper hole big Dia. Can be 15~25mm, besides, we can produce drill bit according to your specification requirements.

 If you have any question, pls feel free to contact us.

 

Best Steel Drill Bit for Drill Rock (Chiesel Bits)