The dimension 20,0 mm is an oversize.
When you order form punches, you will automatically receive a parallel key for each punch (already included in the punch price).
Overview for determination of cutting clearance between punch and die
When you order form punches, you will automatically receive a parallel key for each punch (already included in the punch price).
Overview for determination of cutting clearance between punch and die
Product Features
machine type Geka:
Microcrop 36
Minicrop 45
Multicrop 45
Hydracrop 50
Hydracrop 70
P.P.50
Puma 50
Puma 70
IW 45
IW 45M