Removes clogged or stuck diesel injector seals. 1 Kg (2. 2 lbs.) slide hammer removes the most difficult seals. Slide hammer designed with integrated hexagonal socket to screw extractor into the seal. Kit includes (2) conical removers with double thread entry that services both passenger and light-duty utility vans & trucks. Simplicity of the tool makes the removal quick and easy without any adjustments or the risk of dropping parts into the cylinder.