Flat Leg Spring Dividers Calipers, 12inch Precision Divider compatible with Geometry, Drawing, Drafting material: precision spring dividers calipers made of thick carbon steel with hardened and finely ground points. Easy to use: Easy to draw and adjust, lockable heavy-duty drawing compass. Usage: compatible with Geometry, Drawing, Drafting, measuring precise distances between two points and drawing arcs. Suitable compatible with: Perfect Pencil Compass compatible with Carpenter. Specification: 12 inch Flat Leg Divider. Colour:silver Material:Carbon Steel + Copper Size:300mm Package Contents: 1 x 12 inch Flat Leg Divider Only 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.