carbide drill bit

Brand:aa

Product detail:

carbide drill bit

carbide drill bit   is used for hard or very hard rock formation. Excellent quality and durability and Specialized heat treat & stress relief,also Maximum performance and hole cleaning ability. Our button bits made with high quality of raw material through special heat treatment, especially, tungsten carbide tips are import from South Africa, widely applied in Hand Held (short-hole) drilling system for dimensional stone quarrying. Now, we are exporting the huge qty 32mm, 34mm, 40mm for Indian quarry and Spain, Finland quarry,  7°, 11°38mm,41mm is very popular for granite and marble etc quarries..

 

Feature of  button bits   

 

(1) Type:  carbide drill bit          

(2) Size: 19mm, 22mm, 25mm

(3) Diameter: 30-42mm.

(4) Taper: degree 6°, 7°, 11°, 12°.

(5) Package: in wooden case or in carton.

(6) Productivity: 20000pcs/ month

Our tapered bits include both cross and button designs. 

 

Specification of the carbide drill bit

carbide drill bit
D		Buttons(No x size mm)		Gauge button angle	Taper	Product code	Weight(kg)
mm	inch	Gauge	Centre
38	1 1/2	3x9	1x8	40°	7°	142-3804-2764	0.3
40	1 9/16	3x9	1x8	40°	7°	142-4004-2764	0.4
42	1 5/8	3x9	1x9	40°	7°	142-4204-2764	0.4
38	1 1/2	3x9	2x7	40°	7°	142-3805-2264	0.3
40	1 9/16	3x9	2x8	40°	7°	142-4005-2764	0.4
42	1 5/8	3x9	2x8	40°	7°	142-4205-2764	0.5
38	1 1/2	5x9	2x7	40°	12°	141-3807-2204	0.4
41	1 9/16	5x9	2x8	40°	11°	141-4107-2104	0.4
42	1 5/8	5x9	2x8	40°	12°	142-4207-2204	0.4