Reaction Washer manufactures American-made reaction and backup washers for hands-free, reactionless bolting, using its patented SerraLoc technology. The system is designed to work with existing torque tools and is built for repeated use, while the company says its products meet ASTM F3394/F3394M-20 and that additional patents are pending.
ASTM F3394/F3394M-20
Compliance program
ASTM Specification F3394/F3394M
Compliance program
DIN 25201-4 B
Compliance program
ISO 16130
Compliance program