Excellent design This CV axle boot clamp tool is designed to secure the locking bands on single-ear hose clamps and is specifically used to remove and install the locking bands on the dust boot of the automobile. Product size and adjustability The jaw opening of the single-ear hose clamp pliers is freely adjustable. The maximum opening is 20 mm (0.78 in) by turning the 13 mm (0.5 in) screw. Easy to use The drive shaft clamp tool is designed to help you remove and install the securing band on the dust boot quickly and without damage. Crimp the clamp and then turn the screw to press the clamp until it locks. Lubricate the screw to ensure smoother operation. Wide compatibility This drive shaft CV boot clamp tool is suitable for locking clamps on CV boots and is compatible with most models. The size and structure fit most single-ear hose clamps. Applications and use scenarios - Replacing CV boot clamps during CV joint service on front-wheel-drive vehicles. - Servicing drive shafts on light trucks and SUVs that use single-ear hose clamps. - Installing or removing clamps on aftermarket CV boot kits across a range of vehicle models.