This 3-piece metric tap set M4 x 0.7mm from Dormer includes a taper (No. 1), intermediate (No. 2) and plug tap (No. 3) and is ideal for use with a wide range of materials. Can be used by hand, but may also be used in a machine if required. * Suitable for either through or blind holes * Manufactured from high carbon steel with accurately cut threads * Designed to produce repeatable tolerance threads * Length 53mm * Hole size 3.3mm * Shank diameter 4mm * Drive size 3.15mm * When tapping blind holes straight flute taps should be used in sets https://elecena.pl/product/27255331/dormer-e500m4no6-e500-hss-coarse-tap-straight-flute-m4-set-of-3 2024-11-13 https://elecena.pl/product/27255331/dormer-e500m4no6-e500-hss-coarse-tap-straight-flute-m4-set-of-3 2025-03-14 https://elecena.pl/product/27255331/dormer-e500m4no6-e500-hss-coarse-tap-straight-flute-m4-set-of-3 2025-11-25 https://elecena.pl/product/27255331/dormer-e500m4no6-e500-hss-coarse-tap-straight-flute-m4-set-of-3 2026-05-08 https://elecena.pl/product/27255331/dormer-e500m4no6-e500-hss-coarse-tap-straight-flute-m4-set-of-3 2026-05-29 https://elecena.pl/product/27255331/dormer-e500m4no6-e500-hss-coarse-tap-straight-flute-m4-set-of-3 2026-07-15