1095 Hard Blue Tempered Spring Steel Shim Stock .006" x 6.0" Wide x 25" Length
Thickness Tolerance ±0.0004"
Width tolerance is ±0.024". Length tolerance is +3.0"/-.125".
C1095 Blue Tempered and Polished Spring Steel.
Rockwell hardness C 50.
MIL-S-7947, AISI-1095,
SAE- 1095, and AMS-5122.