Rigid one-piece 4140 steel construction provides superior strength and durability for demanding engine builds
Precision machined for a guaranteed tight fit on crank snout and keyway, eliminating slop and fitment issues
Black oxide coating offers corrosion resistance for long-lasting performance in harsh environments
Optional timing version with 1 inch threaded boss and locking nut enables secure mounting of degree wheels
1/2 inch drive compatible with standard tools for easy use and versatility
Summarized by Shop
Engineered by performance engine builders, the HRB RB/SR Crank Socket is the ultimate solution for precise crankshaft rotation on high-performance JDM engines. Developed after years of modifying generic sockets to meet real-world demands, this tool offers the perfect fit, strength, and reliability for serious engine work.
Built for both R
