Hardened and ground worm Transmission ratio 90 : 1 Work table scaled to 360° 1 turn of the handwheel is equivalent to a 4° rotation Scale division on the handwheel 2" Possibility of producing divisions via scaled handwheel with vernier Table diameter110 mm150 mm200 mm Overall height70 mm80 mm105 mm Width114 mm160 mm200 mm Length137 mm200 mm265 mm Centre height80 mm100 mm135 mm Slot width8 mm11 mm14 mm Indirect dividing attachmentnoyesyes Net weight9 kg12 kg30 kg