With the Knipex 44 10 J6 circlip plier, you can assemble and remove large internal retaining rings in bores from 252 to 400 mm with complete control. Its generous 580 mm length delivers substantial leverage, minimizing physical strain when compressing rigid rings. The integrated, releasable locking mechanism keeps rings securely under tension, preventing them from snapping loose and ensuring safe positioning in deep housings. Engineered from oil-hardened special tool steel, the 4.5 mm straight tips resist wear and can be replaced easily when needed. It is a dependable solution for heavy industrial maintenance, gearboxes, and machinery overhauls.