Punches and Dies Clearance Chart

PUNCH SIZE 1/32 DIE CLEARANCE1/16 DIE CLEARANCE
3/16"7/32"1/4"
7/32"1/4"9/32"
1/4"9/32"5/16"
9/32"5/16"11/32"
5/16"11/32"3/8"
11/32"3/8"13/32"
3/8"13/32"7/16"
13/32"7/16"15/32"
7/16"15/32"1/2"
15/32" 1/2" 17/32"
1/2"17/32"9/16"
17/32"9/16"19/32"
9/16"19/32" 5/8"
19/32"5/8"21/32"
5/8"21/32"11/16"
21/32"11/16"23/32"
11/16"23/32"3/4"
23/32"3/4"25/32"
3/4"25/32"13/16"
25/32"13/16"27/32"
13/16"27/32"7/8"
27/32"7/8"29/32”
7/8"29/32”15/16"
29/32”15/16"31/32"
15/16"31/32"1"
31/32"1"1-1/32"
1"1-1/32"1-1/16"
1-1/32"1-1/16"1-3/32”
1-1/16" 1-3/32”1-1/8”
1-3/32”1-1/8”1-5/32”

Metal Thickness (Mild Steel) - Suggested Die Clearance

Metal Thickness (Mild Steel)Suggested Die Clearance
16 ga.1/32"
12 ga.1/32"
1/8"1/32"
3/16"1/32"
1/4"1/32"
5/16"1/32"
3/8"1/32"
1/2"1/16"
5/8"1/16"
3/4"1/16"
7/8"1/16"