Tin; 2 1/4 in. diameter with center punch and crimped edges. Especially valuable for indicating semi-permanent points with spikes or nails. Three-pound carton (approximately 250 count). Surveyor’s Raised Shiners Same as above, except 1 5/16 in. diameter with raised, 1 1/8 in. center. One-pound carton (approximately 260 count).