Material Made of high quality steel with high strength and a thickened surface for added durability and long service life. Advantage Quick and easy to use disc brake spreaders for calipers with separate pistons, helping retract pistons efficiently and safely. Operation Normally operated with the included T-bar, and can also be used with a 1/2 inch ratchet for versatile handling in different workshop setups. Features Essential tool for retracting brake pistons to create clearance for installing new brake pads, supporting safe and proper pad seating. Compatibility and use Designed for disc brake calipers with separate pistons, suitable for common automotive, motorcycle, and other disc brake maintenance tasks requiring piston retraction. Use scenarios - Replacing brake pads on a vehicle with multi-piston disc calipers in a home garage or repair shop. - Servicing motorcycle disc brake calipers during pad replacement to ensure adequate piston clearance. - Routine brake maintenance in a shop environment where quick, controlled piston retraction is needed before pad installation.