Ningbo Riset Import And Export Co., Ltd.  

Product Name: Stainless Twist Drill Bit Model NO.: ACD-ts Usage: Wood Drilling, Well Drilling, PCB Drilling, metal Drilling Material: High Speed Steel Type: Twist Drill Bit Length: Taper-length Certification: BIN, JIS, AISI, API Customized: Customized Weight: 0.1kg Packing: White Box 20"Gp: 10000PCS Trademark: ProKing/OEM Transport Package: White Box Specification: dia. 2-20mm Origin: Ningbo HS Code: 8467299000 Product Description Proking High quality stainless steel drill bit is top quality in China!★Use cobalt high speed steel, better hardness and toughness★Special design for good rigidity and chip-exhaust capality★Special point design for axis force reducing and chip-breaking improvement★Choose TiN-coat to improve cutting efficiency and tool life★optimization design improves chip-breaking ability. Better chip-exhaustingand coolant is the key to a long life of the drill bit.