Jinquan Brand carbide 40mm taper button bits/drill bits for mining

Original
price: Negotiable
minimum:
Total supply:
Delivery term: The date of payment from buyers deliver within days
seat: Beijing
Validity to: Long-term effective
Last update: 2017-12-22 22:34
Browse the number: 123
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Product details
Product Description
11 DegreeTungsten carbide Taper button drill bit/drill bits for rock drilling tools
Made with high quality of raw material through special heat treatment, widely applied in Hand Hole(short-hole) drilling system for dimensional stone quarrying.
Tapered button drill bits are widely used for drilling hard or very hard work. They are mainly equipped on rock drilling equipment, well drilling equipment and oilfield equipment
At now, we are exporting the huge quantity of 30mm-42mm for South Africa Platinum mine, Nepal and Chile quarry.
Details:
Min. Order Quantity: 10 Pieces
Supply Ability: 60000Pieces
Button shape: Spherical, Hemispherical, Ballistic, Parabolic
Skirt: Long skirt, Short Skirt.
Taper degree: 4°, 6°, 7°, 11°, 12°
Package: In wooden case or in carton
Shank Hex. Size: 19mm, 22mm, 25mm
Advantage
1).professional manufacture
2).stable and reliable quality
3).all products go through in-process and final inspection
4).free online technical service available
5).Sample available
6).Material-tungsten carbide & Cobalt
7).high stability,long life circle
8).good abrasive and corrosion resistance
9).high quality and high hardness
10).purity without recled materials
11).with coating or uncoating
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