British Whitworth BSW Combination Wrench Spanner Open Ended / Ring Combo TE078
Silverline Whitworth Spanner Set 8pce 1/8 - 9/16"
Whitworth Sockets 3/8" drive Double Deep BSF/BSW 7pc 1/8" WW - 1/2" WW TE740
British Whitworth BSW Combination Wrench Spanner 10pc 1/8-11/16W Bergen
Whitworth Tap and Die Set BSW British Standard 23pc Rethreading Thread Repair
Whitworth BSF BSW 3/8" Drive Shallow And Deep Sockets 14pc 12 Sided Bi-Hex