TAP AND DIE SET 1/4 TO 3/4 BRITISH STANDARD WHITWORTH- BOXED COMPLETE BSW ; Currently unavailable. We don't know when or if this item will be back in stock Taps & Dies 3/16 To 1/2 Inch Tap And Die BSW Tap And Die Set - 24 Pcs, British Standard Whitworth, Sizes 3/16" To 1/2" - For Classic Car & Bike Restoration Whitworth Thread Tools Tap Die Set Right hand HSS Whitworth thread tap screw thread taps BSW 1/8 5/32 3/16 1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4 7/8 bsw1 11/8 1-1/4 Tap and dies set 1/4 to 3/4 british standard whitworth- boxed complete bsw tap and dies set 1/4 to 3/4 british standard whitworth size: 1/4 to 3/4 bsw material: high grade carbon steel content: 1/4, 5/16, 3/8, 7/16, 1/2, 5/8, 3/4, bsw Set Maschi Filiere Whitworth Whitworth Tap E Set BSW British Standard 23 Pezzi Per Riparare La Tap and dies set 1/4 to 3/4 british standard whitworth- boxed complete bsw tap and dies set 1/4 to 3