WHLLING 2-Piece Automatic Center Punch, 6 Inch Hardened Steel Spring Loaded Center Hole Punch with Adjustable Knurled Cap for Machinists and Carpenters

The punch and spring is very weak. Little to no mark left behind. The ones from hf are 10x better that this.

It works as advertised

Very good quality but not strong enough to put a good mark on high yield steel

Fast delivery adjustable presure