BB CNC Carbide Tap Straight Flute BF2055 and it can punch out

and it can punch out shapes such as squares

5 D12 30  75  4T 12R3 D12 30  75  4T 12R3 D12 30  100  4T 12R3 D12 36  100  4T 12R4 D12 30  75  4T 14R0

for ferrous

柄端倒角处理，便于快速安装。其设计能确保在各种工具夹持中牢固不滑脱，显著拓宽了应用范围。

BB CNC Carbide Tap Straight Flute BF2055 and it can punch outBB Tungsten Solid Carbide Tap 1pcs For CNC NO manual Recommended RPM 500 ~ 800 It's better to have a cooling system.(The concentration of cutting fluid should be greater than 13%) ISO Metric coarse threads M2*0. 4 M3*0. 5 M4*0. 7 M6*1. 0 M8*1. 25 M10*1. 5 ISO Metric fine threads Unified threads 1 4 means 1 4'' SHIPMENT We have already paid 80% of delivery cost. And free shipping for sometimes. Orders processed timely after the payment verification. We