A little used group of 5 machine bits by RIDGWAY of Sheffield.

Sizes: 1/4, 3/8, 7/16 & (2x) 9/16 inch.

The 1/4" bit is unmarked, the 3/8" bit is marked '3/8" DOMINION HALIFAX ENGLAND' with the RIDGWAY Power trade mark, the 7/16" bit is marked 'RIDGWAY CLICO 7/16"' and the two 9/16" bits are marked 'RIDGWAY CLICO 9/16"', please see close-up image.

All have screw leads apart from the 3/8" bit which has a brad point.

Between 3⁷/₈ - 6⁵/₁₆ inches overall length.