1/2" NPT HSS Tap Sutton Product Type_Countersink Drill Bits ASSAB 17 is well-known worldwide

ASSAB 17 is well-known worldwide for its excellent cutting properties

Swiftic High speed steel

Digital Bore Gauge for Small Holes

Recoil inserts are rolled from high quality stainless steel wire with a diamond shaped cross section

1/2" NPT HSS Tap Sutton Product Type_Countersink Drill Bits ASSAB 17 is well-known worldwideTaper thread, National Pipe Thread Taper (NPT), whose diameter increases or decreases along the length of the thread. General purpose use, materials up to approx. 1000 N mm2 Suitable for both hand and machine operations Taper pipe reamer recommended prior to tapping. Threads per inch 14 Overall length 79mm Cutting length 35mm Drill diameter 17. 5mm