Features: upgrades your screen installation with this steel tool set featuring professional grade splines roller tool , screen Clip , and removal Hook designs for precise splines alignment and Strong window/door screen repairs. Engineered with Double channel carbon steel rollers and ergonomic wooden handles, this multiple functional set combines corrosion resistant steel construction with user friendly tool for easy splines insertion and old screen removal. Ideal for both professional installers and DIY enthusiasts needing reliable tool for patioes door screens, window replacements, or aluminum frame screen door maintenance. Perfect for securing insect screens in sunrooms, renovating porch enclosures, or repairing sliding door tracks across plastic, , and metal framed window in residential/commercial space. streamlines screen projects with specializes components that maintain tension in aluminum u channel while preventing splines slippage during installation of fiberglass or polyester meshing replacements. Specifications: Material: metal, wood & plastic Installation clip: 2.18 x 2.49cm Scrolling Tool: 21.84 x 3.78cm Disassembly hook: 16.97cm Package Includes: 20pcs Installation Clip 1xRolling Tool 1xRemoval Hook 1xBrush note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.