The Tracer Trueshot Chalk Marker Kit is a next-gen deep-hole marking tool, designed for pinpoint chalk marking from up to 4 in. in depth. With its simple point-and-spray action, the Trueshot Chalk Marker delivers a highly accurate cross mark when held directly to any surface. Features 250-shot replaceable chalk canister, 3-stage locking function (spray, lock, replace), tough Abs profile, tapered barrel, pocket clip and lanyard hole.