Description
Somta Series 531 1 4" BSF HSS Second Hand Tap Hex Brass Dome Nut Grab Kit Assortment 122 Piece M3 M4 M5 M6 M8 M10 01 mm and an accuracy BT40ER25150 01 mm and an accuracy of 5 µm Drill Size: 21 32" The Series 531 BSF Second Hand Tap delivers smooth thread formation and excellent dimensional accuracy for workshop and industrial threading applications Overall Length (l1): 66mm