Pack of two strong 4 inch metal spring clamps with PVC coated tops and handles. Very strong clamping force, the pvc coating prevents marks being left behind on your work.
- Open & Close test with 50yr woman. Opens fully to 33mm however, that takes some strength. When opening normally to say 25mm (1 inch) it's quite easy. Open and close with ease.
- Repeated test with 50yr man. Opens fully to 33mm with ease.