It's a great gift that both professionals and do-it-yourselfers will appreciate.Help him to improve working efficiency and save time with woodworking projects.High Quality Material. Made of aluminum alloy material,wear resistant, anti-oxidation and durable in use.Perfect for small wood working project,measuring of 0 to 90 degree.Can be used as marking gauge for parallel lines. Easy to Read Clear engraving metric scales, accurate and easy to read.Drill guide for determining the drill bit diameter. polishing surface, comfortable in your hand, and easy to use.Type:Angle Measuring Ruler with holeSize:10.23 x 7.36 x 7.28 inches(L x W x H)Weight: 320g/11.28ozcolor:BlackMaterial:aluminium alloyPackage Contents:1 x aluminum alloy angle ruler3 x Woodworking Pencil7 x Black refill7 x Red refill7 x Yellow refillOnly 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.