General description This Laser Tools Pneumatic Brake Caliper Rewind Tool Kit 3991 is designed for efficient brake caliper servicing. It includes a pneumatic rewind tool that works with both left and right hand threaded pistons, making it versatile for various vehicle types. The kit comes complete with 15 adaptors suitable for modern vehicles. Technical specifications Pneumatic rewind tool compatible with workshop air Fixed 2 pin drive or 3/8""D Includes 15 adaptors Piston seal Part No. 2280