BSW

1/16"-60 BSW HSS Warwick® Hand Tap Set TA37021

Premium HSS hand tap Ground thread Bright finish BSW (British Standard Whitworth) is similar to UNC but differs in that the thread form for a BSW is 55° vs. the 60° for UNC Available in taper (7 - 10 thread chamfer), plug (3 - 5 thread chamfer), and...