industry quality hss tin coated drill bits
USD $0.02 - $7.5 /Piece
Min.Order:1000 Pieces
industry quality hss tin coated drill bits
HSS twist drill bits titanium coated
Steel material: M2(6542), M35, M42, HSS9341, HSS4341, HSS 4241
*hot fully ground flute with special heat treatment gives advanced throughness durability of the drill bit
*surface finish for greater resistance to wear
*economic hign speed steel bit for general drilling
*It can be used to drill the following materials:Easy Cutting Steels,Steels,Stainless Steels,Cast Iron,Aluminium Alloy,Graphite,Wood