360°Piston Adust Brake Pad Ratchet Rewind Spreader Retracting Caliper Press Tool. Car Truck 360° Ratchet Brake Piston Caliper Piston Spreader Press Tool Universal. Design:the piston spreader tool is designed to 360 degrees swing, so the spreader can be placed any position and the tool can be used from any direction, thickened and reinforced pad and comfortable handle.
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