spiral flute tap 1. HSS spiral flute tap,machine tap 2)Thread type:M,UNC,BSW with JIS 3)Material: ... :HSS Co8%2. Standard:JIS,DIN,ISO3. Platform:Tapping Machine,CNC,Auto Lathe,Machine Center.4. Work Material: different kind of metals ... ,Western UnionSupply Ability:100000Piece/Pieces per Month HSS spiral flute tap