Blacksmith high performance 3.175mm hard tungsten drill bit carbide jobber drill bits

Product Description

Production Name:  Solid carbide drill bits
Raw material:	Solid carbide
Size range:	0.5-4.0mm
Shank diameter:	3.175mm
Size available:	for example 0.6-0.7 it means0.61,0.62,0.63,0.64, 0.65, 0.66, 0.67, 0.68, 0.69mm are all available.
Color(Uncoating/coating)	1. bright metal color; 2. TIN yellow color, 3. Black Ticn coating

1. Delivery Time: 3-5days after paid for the goods with stock. Most of the sizes are in stock, if the goods are not instock, pls check with me about the delivery time.

2. Payment terms: L/C, T/T, credit card, paypal, etc.

3. Usage: drilling hole for the hard metal mateiral

Pls don't use the carbide products by hand!!

high quality raw mateiral

Spiral angle 118 degree

see the detail