Scales: Accurate double-sided scales with inch and millimeter graduations to suit your usage preferences. L-shaped Design: L-shaped positioning ruler with fixed holes at different positions, convenient for you to measure length and position, etc. Right Angle Positioner: Adjustable fixed fixture, maximum clamping thickness 60mm, clamping angle 90. Easy to Use：Perfect 90 angle, won't damage the fragile cutting edges, just place a square on the corner of two blanks to make a right angle and fix it with a set of clamps. Wide Applications: Practical DIY tool, widely used for clamping picture frames, drawers, boxes, frames, shelf cabinets, 90 degree welding and outside corners, etc., making your woodworking projects easier. Specifications: Name: L-Shaped Auxiliary Fixture Material: aluminum alloy Type: 6pcs 140mm fixture set, 12pcs 140mm fixture set, 6pcs 160mm fixture set, 12pcs 160mm fixture set (optional) Item size: 140mm ruler: 140 * 140 * 17mm / 5.51 * 5.51 * 0.67in 160mm ruler: 160 * 160 * 17mm / 6.30 * 6.30 * 0.67in Item weight: 6pcs 140mm fixture set: 647g / 1.43lb 12pcs 140mm fixture set: 1924g / 4.24lb 6pcs 160mm fixture set: 727g / 1.60lb 12pcs 160mm fixture set: 1454g / 3.21lb Package size: 6pcs fixture set: 190 * 200 * 45mm / 7.48 * 7.87 * 1.77in 12pcs fixture set: 190 * 200 * 90mm / 7.48 * 7.87 * 3.54in Package weight: 6pcs 140mm fixture set: 741g / 1.63lb 12pcs 140mm fixture set: 1395g / 3.08lb 6pcs 160mm fixture set: 822g / 1.81lb 12pcs 160mm fixture set: 1555g / 3.43lb Packing List (6pcs fixture set, 140mm/160mm optional): 2 * L-Shaped Auxiliary Ruler 4 * Clamps OR Packing List (12pcs fixture set, 140mm/160mm optional): 4 * L-Shaped Auxiliary Ruler 8 * Clamps