GEKA Ironworker 12 SETS round punch No8-31 (#121 or F-20) and die type 5 (#317)
You have a Geka machine (press or shears). You are sure the tools type to fit your Geka machine model. Usually, we include a die with clearance 0.7mm (0.028") to each chosen punch for punching mild steel thickness 4 - 10mm ( 0.2" - 0.4" ).