Spear & Jackson CSB9 Carpenters Sliding Bevel 9\" (230mm) The Spear & Jackson CSB9 carpenters sliding bevel is used for determining existing angles and for transferring angles onto a workpiece. It has been manufactured using a rosewood stained hardwood and hardened steel blade. It features a brass top and bottom end plates.  Features Spring steel blade Hardwood Stock For marking regular and irregular angles Specification: Base Material:  Rosewood Stained Hardwood with Brass Top and Bottom end plates Base Length:  162 ± 1mm Base Depth & Width Base Depth & Width:  26.5 ± 1mm x 18.0 ± 0.5mm Brass Edge Thickness:  3mm thick