DIN1897 HSS STRAIGHT SHANK TWIST DRILLS Manufacturing process: rolled, milled, fully groundPoint angle: 118 or 135 split point Flute type: N Material: HSS or HSS-Co Finish: White,TIN Coated,Rainbow Color,Bright,Black & Bright,Zirconium Coating,Black,Coffee Color, etc. Diameter: 1-20mm
Copyright:GLORY TOOLS MANUFACTURE Technical support:Zhejiang PanShi Contact number:13388436613 Contacts:Mr. Yan E-mail:glory@glory-tools.com