The Groz 13D Series G clamps are by far the most superior and popular amongst various G clamps of this category. Manufactured from SG iron with a tensile strength of over 60,000 PSI these are guaranteed unbreakable under normal usage. Further, the handle is so designed that it will bend before the frame can be overstressed.
Steel main screw has ACME threads for smooth operation.
The swiveling pad adopts the correct angle and applies even pressure on the work piece.
Frames have attractive textured powder coated finish with spindle in black oxide finish for increased resistance to corrosion.