Whittet Higgins SC-18S Clamp Collar Impact Resistant The ratchet and chain design

The ratchet and chain design applies up to 5 times the mechanical advantage of manual cutters

1-2020 certified for impact protection

Large angular range simplifies measurement

Its compact design ensures it can be conveniently used in both workshop and field settings

the sockets in this set are backed by a lifetime manufacturer's warranty

Whittet Higgins SC-18S Clamp Collar Impact Resistant The ratchet and chain designThe Whittet Higgins SC 18S is a two piece (split) shaft collar machined to inch dimensions, used to create infinitely adjustable shaft stops, shoulders, and axial location of bearings and other power transmission components. Its clamshell design assembles around the shaft and is drawn tight by hardened alloy socket head cap screws, so it can be installed or repositioned without removing adjacent components from the shaft. This mechanical self locking