Note: The square sizes of other tap and reamer sizes can be found in the tables in the respective Product Groups. Application: Suitable for tapping holes where access is difficult.5 - 8 mm for hand taps DIN 352: M5 - M12 Spare jaws No.Toolholder with Ratchet, All-steel, Overall Length: 110mm Moveable T-handle with a grooves centerd at each end for engaging the retaining ball.