Koken made in Japan Z-series 1/4" Dr 6 Pt UNIVERSAL METRIC NUT GRIP Socket Set 8-14mm RS2441MZ/5 Award LL 1953 ( the exact

LL 1953 ( the exact year may vary) and the Canadian Broad Arrow meaning it was meant for the Canadian Military

Tap and drill gage has a convenient chart stamped on the face showing the correct tap and body drill size

White cast iron

The blade can be adjusted such that the required amount only is protruding from the handle

It is a lovely vintage tool

Koken made in Japan Z-series 1/4" Dr 6 Pt UNIVERSAL METRIC NUT GRIP Socket Set 8-14mm RS2441MZ/5 Award LL 1953 ( the exactKoken made in Japan Z series 1 4" Dr 6 Pt UNIVERSAL METRIC NUT GRIP Socket Set 8 14mm RS2441MZ 5 The first ever Z Series x NUT GRIP Design. Nut Grip, 1 4 drive, Universals, Chrome Hand Socket Set. NUT GRIP is Ko ken's special design for non magnetic nuts bolts to be held firmly in a 6 point socket. The design consists of two balls held in place by a spring steel ring. Input Drive Size: 1 4" Type: 5 piece Nut Grip Universal Z Series Rail Set Includes: