OTC 4572 Large Valve Spring Compressor CrMo Steel Sockets are designed for use

Sockets are designed for use with 3/4" square-drive manual tools only

Compatible with all 1/2-Inch Drives

high-leverage performance in automotive body

5/8 inch diameter

359 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #487 in Test Probes & Leads

OTC 4572 Large Valve Spring Compressor CrMo Steel Sockets are designed for useOTC's Large Valve Spring Compressor is designed to quickly and easily compress valve springs on overhead valve engines. Includes two valve spring adapters, which fit valve spring retainers up to 1 inch (25 mm) and 1 3 16 inches (30 mm). Unique, direct action compressor lever gives better visibility of valve spring retainers located in difficult to access areas. Jaw opening of 1 3 8 inches to 5 5 8 inches (35 mm to 142 mm). Throat clearance of 5 7 8