Pella Sliding Patio Door Handle Installation Screws Gaskets Washers - OBNG-0007 Description: Pella Genuine Sliding Door Handle Screw Package. These hardware packs usually come included with Pella sliding door handles. Here they are sold separately. Includes: 2 Large Machine Screws, 1 Small Machine Screw, 1 Small Wood Screw, 2 Gaskets, 1 Plastic Washer, and 1 Compression Ring. What you see in the picture, is what you will get in the mail.