Bilz RD 4 Quick Change Universal Ratchet 25mm Sq

Bilz RD 4 Quick Change Universal Ratchet with a 25 mm square insert (R4-D25) pairs a compact, rugged ratchet body with a quick‑change square‑drive insert system for fast, tool‑change versatility. This universal ratchet is designed for repairs, assembly work, and mounting on machines and devices, especially in hard‑to‑reach places where conventional tools struggle. The system uses interchangeable square inserts, and adaptors are available individually or in sets; standard Type R is reversible for left‑ or right‑hand operation, with the lever center locked to prevent accidental direction changes. The RD 4 configuration is shown with the long lever option (R4-HA380) paired with the D25 insert, delivering increased leverage and controlled motion in tight environments. Built for durability, the ratchet housing is burnished and wear parts are hardened, while inserts are designed for easy swapping to fit different tasks. In practical applications, a 25 mm square insert like the D25 can drive machine elements such as gear housings or valves via bored holes with keyways, reflecting Bilz’s focus on precision, long‑term performance in industrial settings.