Features: This 3 piece spline roller tool set features a double head roller, ergonomic handles, and sturdy metal/wood construction, perfect for efficient window screen repair and replacement. The concave/convex nylon wheel smoothly install splines on various screens, while the rubber strips hook and metal tool ensures secure, long time insect screen installations. Ideal for homeowners, DIY enthusiasts, and professional installers maintaining aluminum frame window, door screens, or household insect protections systems. Use the spline installation kit for replacing torn meshes screens, sealing gaps in patios door, or refreshing window screens in residential and commercial space. Three special tool work synergistically the wooden handle reduces hand fatigue, steel rivets enhances durability, and convenient storage holes keep workspaces organized during screen maintenance projects. Specifications: Materials:Wood Plastic Metal Solid Wood Bearing Press Wheel Size:Approx. 220x38.5x24.5mm/8.66x1.52x0.96inches Plastic Bearing Press Wheel Size:Approx. 200x33x28mm/7.87x1.3x1.1inches strips Hook Lifters Size:Approx.200x33mm/7.87x1.3inches Package Includes: 1Pc Solid Wood Belt Bearing Press Wheel + 1Pc Plastic Belt Bearing Press Wheel + 1Pc Strips Hook Lifters note: Please allow 1-3cm error due to manual measurement. please make sure you do not mind before you bid. Due to the differences between different monitors, the picture may not reflect the actual color the item.