[High-quality material] Our 90-degree positioning square is made of high-quality aluminum alloy. The red surface is anodized, which is durable, corrosion-resistant, rust-proof, and has a service life of several years.[L-shaped design] L-shaped positioning square, with precise metric/inch scale and different fixing holes, convenient compatible with you to measure length, position, etc.[Easy to use] 90 angle, easy to operate, will not damage the fragile cutting edge, just put a square in the corner of the two stock parts, you can square, and fixed with a set of clamps. The excellent ergonomic design and strong grip help to set up quickly and provide you with a comcompatible withtable and safe use process.[Wide application] This woodworking right-angle fixture set is designed to be clamped on boxes, photo frames, drawers, frames, shelf cabinets, 90 degree welding and external corners. Practical DIY tools to make your woodworking projects easier.size:Right angle ruler 120mmHand planing tool length is about: 160mmMaterial:Aluminum alloycolour:RedPackage Contents:1 * Right angle ruler2 * fixtures1 * Hand planing toolOnly the above package content, other products are not included.Note: Light shooting 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.