Probrico Square Recessed Sliding Door Handles 2-3/4" 70mm Brushed Nickel Finger Pulls Flush 304# Stainless Steel 2 Pack Brushed Nickel Recessed Square Flush Pull Knob. The material of the pull is #304 Stainless Steel,it could be used in bathroom,kitchen and bedroom. Groove depth is 10mm(0.4"),groove square side length is 60mm(2.4").The screws are installed in the groove side. Very chic looks. Overall Size: Square side length is 70mm(2.8").Mounting Screws are inluded and Easy to install. Fif for both cabinet door/drawer and sliding door.If you sliding door is two sides pulls, your door thickness should more than 20mm.