Tapered bit

Tapered Bit -Tapered chisel bits

Product ID：1024247
weight：412.00g
Shooting Angle：130°
Shelf time：2013-12-20 11:07:19
Product description: The taper chisel bits are made from grade hard alloy and special carbide, and generally matched with the light-duty rock drill, to drilling the rock hole within diameter of 50mm. It is used widely use
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For tapered button bits, our factory have chisel bits, cross bits and button bits, all with various size, smooth design and very good quality, etc. All drill bits are made of high quality raw material and through special heat treatment. We have been exporting a large quantity to over 30 countries and regions such as Australia, U.S.A, South Africa, Japan, Norway and Saudi Arabia, etc.

1. Tapered chisel bits
The tapered chisel bit is widely used in drilling holes with depth less than
5 meters and diameter ranged in 20-45 mm by light-duty rock drill, like Y6.

Description	Diameter	Length	Water hole
Taper degree a=4° 6° 7° 11° 12° Socket inside diameter d=15, 19, 22, 25	mm	mm	2
	20	65	2
	23	65	2
	25	69	2
	28	60	2
	30	55 88	2
	32	55 64 71 80	2
	34	71 80	2
	36	74	2
	38	74	2
	40	74	2
	42	74	2
	45	74	2

2. Tapered button bits

Button bits with hemispherical button is for high bearing capacity and abrasive resistance while conical button and parabolic button are for high drilling speed and low abrasive resistance.

Description	Diameter	Length	No. of buttons
Taper degree a= 4° 6° 7° 11° 12° Socket inside diameter d=19, 22, 25	mm	mm	pcs
	28	50	4
	29	50	4 5 6 7
	30	50 80	5 6 7 8
	32	50 55 71 80	6 7 8 9
	33	50 55 71 80	6 7 9
	34	50 55	7 8
	35	55 71 80	4 5 6 7
	36	50 55	7
	37	55	4 6 7
	38	50 55	4 6 7
	40	7
	41	50 55 71	4 5
	42	50	6 7
	45	50 55 71	6 7 8 9

2. Tapered cross bit

Tapered cross bit can be used under any rock drilling condition because of it's comprehensive adaptability. Compared with taper chisel bits, taper cross bits have a better drilling performance because carbide tips on cross bits doubled, which means carbides shape are cross type on drill bits.

Taper cross bit is mainly used for hard or very hard rock formation.

All Tapered bit are made with high quality of raw material through special heat treatment ,

Description	Diameter	Length	Weight
Taper degree a= 6° 7° 11° 12° Socket inside diameter d=19, 22, 25	mm	mm	kg
	28	71 80	0.19
	29	71 80	0.2
	30	50 67 71 80	0.3
	32	50 67 71 80	0.3
	33	71 80	0.32
	34	67 71 80	0.34
	35	67 71 80	0.35
	36	71 80	0.36
	38	67 71 80	0.42
	40	71 80	0.43
	41	71	0.45
	42	69 80	0.46
	44	80	0.47
	45	80	0.5