Specifications

Item:taper cross bit, thread cross bit
Dia of cross bit:29-100mm
tip size:12x8,14x8,16x10,16x13,20x12,7x8
Weight: 0.25-1.8kg

tapered cross bit/thread cross rock bit/cross bit/rock bit/rock drill bit/tungsten carbide cross bit/rock drill bits/tapered bit

Item:tapered cross bit, thread cross bit
Dia of Bit:29-100mm
tip size:12x8, 14x8,16x10,16x13,20x12,7x8
Weight: 0.25-1.8kgs

cross bit - a rock drilling bit that has confirmed cutting edges; used in mining. bore bit, borer, rock drill, stone drill for penetrating rock

Threaded/Tapered (taper 7, 11,12degree) chisel/cross bits are mostly used for hand-held rock drill. We make them by alloy steel forging and select suitable tungsten carbide insert as every customers requests in accordings to their local rock conditions,such as limestone, marble, granite,cray etc.

Detailed Product Description as follows:

 

 

Bit diameter		Carbide tip	Taper	Water hole
mm	in	thick x hight
20	25/32"	6 x 12	4°	2
22	55/64"	6 x 12	4°	2
24	15/16"	8-10 x 13.515	4°	2
26	1 1/32"	8-10 x 13.515	4°	2
28	1 7/64"	8-10 x 13.515	6°	2
30	1 3/16"	8-10 x 13.515	7°	2
32	1 17/64"	8-10 x 13.515	7°	2
34	1 11/32"	8-10 x 13.515	7°	2
36	1 27/64"	8-10 x 13.515	7°	2
38	1 1/2"	8-10 x 13.518	7°	2
40	1 37/64"	8-10 x 13.518	7°	2
42	1 21/32"	8-10 x 13.518	7°	2
50	1 31/32"	8-10 x 13.518	7°	2
56	2 13/64"	8-10 x 13.518	7°	2
60	2 23/64"	8-10 x 13.518	7°	2