For timber, aluminium and most PVCu doors, the ABUS KE60 Euro profile thumbturn cylinder provides a secure replacement or upgrade option in a 30 x 35mm size. This mechanical cylinder features a thumbturn on the internal side and a paracentric keyway, with precision mushroom pins for anti-pick protection. Additional drill resistance comes from a hardened steel anti-drill spring and pin arrangement, with 8 anti-drill pins in every keyway. The measurement format for thumbturn cylinders uses K for the thumbturn side and Z for the external side. Key features Suitable for wooden, aluminium and most PVCu doors Precision mushroom pins for anti-pick protection Paracentric keyway Hardened steel anti-drill spring and pin protection 8 anti-drill pins in every keyway Sizing 30 x 35mm