AntiSlip: The marking gauge tool has antislip teeth, and it is antislip hands, beautiful and comfortable, easy to use. High Efficiency: The mortise gauge scriber ruler is very simple to use, good performance and high efficiency. Accurate marking, a good helper for woodworkers. Material: The wood marking gauge main body is made of aluminum alloy with rounded corners, which makes it easy to grasp. Measurement: The woodworking mortise ruler fits the steel ruler scale used in daily use, 145mm effective scale, measurement. Clear Angle: Acrylic solid acrylic shockproof level bubble, the inner wall automatically prints 2 types (measure the level, measure the 45 angle), the horizontal direction is clear at a , fine workmanship, practical. Item Type:Woodworking Linear Scriber Size:. 12 x 4.5 x 1.5cm / 4.72 x 1.77 x 0.59in Colour:As Shown Material:aluminum Package Contents: 1 x Drawer 2 x Steel Ruler 2 x Drawing Core 2 x Drawing Needle 2 x Anti-Slip Teeth 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.