Innovative tool saves your valuable time, money & frustration. Install CVJ boot without removing drive shaft from the vehicle or the CV joint from the drive shaft. No effort & no mess! Save on labour time by up to 70% & prevent damage to CV joint. Composite body with 8.5mm hex drive. Used in conjunction with drill with standard chuck. Fingers are mechanically open/closed by the rotation of the drive. Maximum Joint Diameter: 110mm. Suitable for cars & light commercial vans. Model No. BSL104