GD series twist drill for general machining
wide application, for high efficient machining of various materials P(steel),M( stainless steel), K(cast iron), and S(heat-resistant alloy)
Nano-structured TiAIN coating improves thermal hardness and avoids built-up edge.
specially designed drill point makes cutting smooth
Product Keywords | solid carbide drill bits for hardened steel |
Standard export carton packing.
3-20 days after confirming order,detail delivery date should be decided according to
products stock and order quantity.
High Quality---- Quality Raw Material, Advanced Facilities, Fine Procedures.
High Productivity
Fast Delivery
Professional Technicial Department
Accept OEM & ODM
Excellent After-sales Service