Mitee-Bite? Side-Loc Xpansion? Clamp Item, Replacement Cam Shaft. The Side-Loc Xpansion Clamp is actuated from the side, making it perfect for blind hole applications. The clamp is actuated by turning a socket head cam shaft on the side, which moves a tapered plunger to expand the clamp. The locking ring provides an accurate preset diameter & rigidity for machining. Maximum torque on locking ring 10 ft. lbs. Like our original ID Xpansion? clamps, the Side-Loc Xpansion Clamp has a dead length feature which is critical for close tolerance dimensions. The Side-Loc Xpansion Clamp is designed in two styles: one for milling operations and one for lathe applications. One size is available for each model. The mill Side-Loc Xpansion Clamp can be machined from 1.120\