7 tapered button drill bit wear resistant 34mm tungsten carbide rock tapered drill bit

Price Negotiable

Price: $2-50 per set

MOQ: 1 set

Delivery Time: 3-15days

Brand: Silk

Product Description

7 tapered button drill bit wear resistant 34mm tungsten carbide rock tapered drill bit

Our tapered button bit was from high quality cemented carbide and produced with heat treatment technology,which connected with tapered drill rod well for air leg or hand-held rock drill machine for drilling holes in gold and coal mining,marble and granite
quarries,stone project, tunnel, water conservancy,etc.
Feature: 1.High performance,durable quality ,competitve price 2.Wear Resistant,used in hard rock formation 3.Adequate for various construction conditions 4.Strong corrosion resistance

Diameter		Buttons		Flushing hole		Length	Weight
mm	inch	Gauge	Front	Side	Front	mm	Kg
32	1 1/4	3x8	2x7	1	1	50	0.22
32	1 1/4	4x7	2x7	1	1	50	0.29
32	1 1/4	5x7	2x7	1	1	50	0.35
32	1 1/4	6x7	2x7	1	1	50	0.35
32	1 1/4	6x7	2x7	1	2	50	0.35
34	1 11/32	3x8	2x7	1	1	50	0.39
34	1 11/32	4x8	2x7	1	2	50	0.39
34	1 11/32	5x7	2x7	1	1	50	0.40
35	1 3/8	6x7	2x7	1	2	50	0.41
36	1 27/64	3x9	1x8	1	1	50	0.42
36	1 27/64	3x9	2x7	1	1	50	0.42
36	1 27/64	4x8	2x7	1	1	50	0.42
36	1 27/64	4x8	2x7	1	2	50	0.45
36	1 27/64	5x8	2x7	1	1	50	0.45
36	1 27/64	5x8	2x7	1	2	50	0.45
38	1 1/2	3x9	1x9	1	1	50	0.45
38	1 1/2	3x9	2x7	1	1	50	0.45
38	1 1/2	5x9	2x7	1	1	50	0.45
38	1 1/2	5x9	2x7	1	2	50	0.45
40	1 37/64	3x9	1x9	1	1	50	0.48
40	1 37/64	3x9	2x8	1	1	50	0.48
40	1 37/64	5x9	2x8	1	1	50	0.48
40	1 37/64	5x9	2x8	1	2	50	0.48
41	15/8	5x9	2x8	1	2	50	0.48