Heavy-Duty Brake Pad Separator Helps to move front disc brake pistons back into position while installing new brake shoes. Works with most disc brake systems with single piston caliper. Features heavy-duty center screw and pressure plate for extended use. Use with a 1/2 wrench or socket. Upgraded with a knob that allows for use with both a 5/16 socket wrench or by hand. Heavy-duty plate to reduce bending. Solid swivel foot will not collapse or crush under pressure. Caution: Not intended for use on power tools 3525D No -