The threaded inserts make the removal of threaded caps, possible, when these possess one threaded hole
No. 1.81/K-1: With slide hammer No. 1.35/1, bar 230 mm and impact weight 200 g
No. 1.81/K-12: With slide hammer No. 1.35/1A, bar 230 mm and impact weight 700 g, adaptor M14x1.5
In robust plastic case, 275 x 229 x 83 mm