TOGU TG-6024 450mm/18 inches Back to Back Stainless Steel Push Pull Door Handle for Solid Wood, Timber, Glass and Steel Doors, Mirror Polished Chrome in ends with Brushed Stainless Steel in middle 1. Quality 1mm thick, high-endurance 304-grade stainless steel for rust, stain, and corrosion resistance, Solid Premium Grade-304 Connection base and spindle screws leads for a very long durability and lifespan. 2.The TOGU TG-6024 door pulls are finished in perfect mirror chrome in ends with brushed stainless steel screws in middle and has a length of 450mm/17.7inches , hole to hole distance 300mm/11.8inches to fit most doors up to door thickness 2.96 inches. 3.All accessories (Allen wrench, spare set screws) included, very easy installation. 4. Each purchase comes as a PAIR of door pulls for inside and outside of a single door. For double doors, 2 pairs are required. 5. Applications: Entry/Entrance door handle, wood or glass door pulls, interior/exterior front doors, shops, shower bathroom, kitchen cabinets, gate, wine cellars, barn sliding door knob from small to large/big, please kindly note Togu door handles/pulls itself do NOT lock and is used in conjunction with deadbolts hardware and/or door catches.