Sutton HSS Hand Tap UNC 1/4x20 Taper
General purpose use Suitable for materials up to 1000N/mm2 Through & blind holes Suitable for both hand and machine operations Depths up to approx. 1 x d1 d1 = 1/4 Length l1 (mm) = 66 Length l2 (mm) = 19 Diameter d2 (mm) = 6.3 sq = 5 Length l4 (mm)...