Expert Quality, designed to be tapped with a hammer, which forces either paraffin or a light viscosity oil through the tool into the grease nipple, enabling the penetration of the clogged grease fitting. Manufactured from heavy duty steel with a built - in hand guard and a flexible hose attachment for reaching fittings in difficult areas. Can be used with the flexible connection attached or straight onto a grease nipple. Supplied with two spare plunger seals. Features and BenefitsExpert QualityDesigned to be tapped with a hammer, forcing either paraffin or a light viscosity oil through the tool into the grease nipple, enabling the penetration of the clogged grease fitting and loosen hardened grease jointsMade from heavy-duty steel with a built-in hand guardCan be used with the flexible connection attached or straight onto a grease nippleSupplied with two spare plunger seals Contents 1 x Grease Nipple Unblocker