11 Degree Tapered Chisel Bits for Drll Hole

• Punch Type: Round Punch
• Chisel Type: Butt Chisel
• Material: Steel
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: BL
• Usage: Masonry
• Color: Red
• Diameter: 32mm
• Height: 50mm
• Weight: 0.3kg
• Length: 65-80mm
• Transport Package: Wooden
• Specification: CE
• Trademark: BESTLINK
• Origin: Xiamen
• HS Code: 82071990
• Production Capacity: 10000 Per Month
• Package Size: 23.00cm * 12.00cm * 8.00cm
• Package Gross Weight: 0.350kg

Product Description

Taper rock drill bits we have 3 types: Chisel bits, button bits, cross bits

Rock Drill Tapered Chisel Bits is suitable for H22mm and H25mm taper rock drill rods use. It have three taper degree: 7° , 11° , 12° . It's widely used for hard rock(f=8~18) drilling use.

1) Tapered connection: 7, 11, 12
2) Alloy steel: 42CrMo
3) Carbide tips: YK20
4) Carbide size: 18*10mm, 15*10mm, 13*9.5mm
4) Chisel bit diameter: 30-80mm
5)Technology: Hot-pressing or welding

Type	Diameter		Tip Size	Taper	Weight
	Dia
	mm	inch	H*W		kg
Chisel Bit	26	1  1/32	13*8	7	0.24
	28	1  7/64	13*8	7	0.28
	30	1  3/16	13.5*8	7	0.28
	32	1 1/4	13.5*8	7	0.3
	34	1 11/32	13.5*8	7	0.34
	36	1 27/64	13.5*8	7	0.36
	38	1 1/2	13.5*8	7	0.38
	40	1 37/64	13.5*9,2	7	0.4
	42	1 2/3	13.5*9.2	7	0.42
	20	25/32	12*6	4	0.12
	22	55/64	12*6	4	0.16
	24	15/16	13*8	4	0.18
	26	1  1/32	13*8	4	0.22
	28	1  7/64	13*8	6	0.26
	30	1  3/16	13.5*8	7	0.28
	32	1 1/4	13.5*8	7	0.32
	33	1 19/64	13.5*8	7	0.33
	34	1 11/32	13.5*8	7	0.35
	36	1 27/64	13.5*8	7	0.35
	38	1 1/2	13.5*8	7	0.39
	40	1 37/64	13.5*9.2	7	0.4
	41	1 5/8	13.5*9.2	7	0.41
	42	1 21/32	13.5*9.2	7	0.42