0.80 mm

1.00 mm

1.40 mm

1.80 mm

Slipping of chisel

Digging on the surface

Cutting edge will break

Heavy metal removal from the surface

Sledge hammer

Ball pein hammer

Cross pein hammer

Straight pein hammer

m/ rev

mm/ rev

m/ min

mm/ min

Minor dia = Major dia - (2 x pitch)

Minor dia = Major dia + (2 x pitch)

Minor dia = Major dia + (2 x depth)

Minor dia = Major dia - (2 x depth)