Star grip hexagon screw M3 M4 M5 M6 M8 M10 M12

Star knob for hex screws DIN931 and DIN933 in M3, M4, M5, M6, M8, M10 and M12 The knobs have a perfectly fitting hexagon for the screws. This ensures a form-fitting power transmission when tightening and loosening. In addition, there is a matching cap for each knob that locks into a groove and thus cannot be lost M3 Hex 5.5mm M4 Hex 7mm M5 Hex 8mm M6 Hex 10mm M8 Hex 13mm M10 Hex 16mm M10 Hex 17mm M12 Hex 18mm M12 Hex 19mm