Hammer Force

Reality Check

After calculating the amount of force required for a marking application from the pressure chart, use the table below to determine the hammer size and feasibility.

Estimated Maximum Force per Hammer Blow (in tons)

Size of Hammer	Average Machinist	Experienced Machinist	Exceptional Machinist
3/4 lbs	1.5	2.0	2.5
1 lbs	2.2	3.0	3.7
1 1/2 lbs	3.0	4.0	5.0
2 lbs	4.5	6.0	7.5
2 1/2 lbs	6.4	8.5	10.6
3 lbs	11.2	15.0	18.7

Columbia Marking Tools Inc: 27430 Luckino Dr, Chesterfield MI 48047

telephone:586-949-8400 fax:586-949-8401