Hand tap block 120 mm - 6 blind round wells from 4.5 to 11 mm, M3 to M10

Bench block, 120 x 55 mm and 22 mm tall, cut by six BLIND round wells of 4.5, 5.5, 6.5, 7.5, 9 and 11 mm at 18 mm pitch, 17 mm deep. - 24.5 mm of solid block at each end, 5 mm of solid floor under all six -- one piece, six wells, one file, not a set of six - MEASURED ON THE MESH: six wells at 17 mm depth, zero openings below the floor - A hand tap M3 to M10 goes in SHANK DOWN, cutting end in the air, and rests on the floor of its well THERE IS NO ENGRAVED MARKING. The wells rise in diameter lef…

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