Multi-model adaptation: Compatible with 2020/2040/3030/3060/4040 aluminum profile specifications, with strong versatility. Precise drilling: The specially designed mold guides the drill bit accurately, easily realizes the processing of countersunk holes, and ensures the alignment and appearance of the holes. Simplify operation: Simplify the punching process, even DIY novices can get started quickly, reducing error rates. Improve efficiency: Compared with traditional manual positioning, the operation time is greatly shortened and the overall progress of the project is improved. Material protection: Reduce damage to aluminum profiles caused by improper punching and protect the of the material. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! product name:Aluminum profile punching aid Fixed mode:Handle fixed clamping scope of application:Woodworking tools Colour:Photo Color Material:Aluminum Alloy Package Contents: 1set x Aluminum profile punching aid Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.