Here we have a SK Tools 3870. A 10" long 3/8" drive rotating swivel head ratchet.
SK Tools USA 3/8" Drive Roto Head Ratchet Knurled Handle 3870
Vintage S-K 3870 3/8” Drive Roto Swivel Head Ratchet USA Patent SK Tools
S-K Tools 3870 Roto-Ratchet 3/8” Drive Swivel Head Ratchet USA Vintage
S-K Tools - 3870 - 3/8" Rotating Head Ratchet - Roto-Ratchet Plus 10 S-k Pieces
NOS SK Tools USA Wire Stripping Crimping Pliers, 6" Overall Length (SK 7695)
