Proto Crush Gauge Retaining Ring, 3/4", Plastic (JRR07520)

Crush Gauge Retaining RingDesigned with a resin crush gauge to help identify when to replace worn socketsThe resin crush gauge on the pin helps indicate when a socket is excessively worn and should be replacedDrive tool and socket should line up when in use and should not pinch the crush gaugeCracked sockets and or worn drive tools cause each other to turn excessively in relation to each otherThis action pinches the small fin or the crush gauge on these retaining ringsIf the crush gauge is pinched, it is an indication that the socket and or the drive tool need to be replacedOne piece construction, no loose partsPin made of resin which allows the material to compress without breaking