"TUNGSTEN ALLOY MIL-T-21014 CLASS 1 TYPE 2,PRIMER MIL-P-8585,INSIGNIARED NO. 31136 MIL-I-6805,DIM.,2.620 IN. NOM LG,0.057 IN. NOM THICK,TAPEREDSIDES,TWO HOLES 0.339 IN. DIA DRILLED THRU 0.468 IN. EITHER SIDE OF VERTICALCENTERLINE AND 0.560 IN. FROM BOTTOM,ONE HOLE 0.339 IN. DIA DRILLED THRUVERTICAL CENTERLINE 2.060 IN. FROM BOTTOM"