SIMS 430
0.75 inch (19 mm) square shim with circle-cross notch pattern, 0.005 inch (0.15 mm) thickness with a notch depth of 30% of shim thickness
SIMS CX4-230
0.79 inch (20 mm) square shim with four circle-cross notch patterns, to be cut by user into four separate shims. 0.002 inch (0.05 mm) thickness with a notch depth of 30% of shim thickness
SIMS 3C2-234
0.75 inch (19 mm) square shim, 0.002 inch (0.05 mm) thickness, with three circle notches, depths at 20% (outer), 30% (center), 40% (inner) of shim thickness. Self adhesive