Ball bearing control creates accurate circles up to 12" in diameter.Features an inch and centimeter guide for precise circles every time.Standard and metric circle guide.Features a positive pencil lock and pencil.Standard compass has a sharp point.Safety pouch helps protect pencil point and spike tip on standard compass.Safety compass features a shortened point for extra safety.Compasses are ideal for all geometry, math classes and drafting.Nickel plated steel.Calibrated arc for absolute accuracy.
Ball Bearing Compass with Safety Pointed Tip, 12" Maximum Diameter, Silver, Dozen