SPECIFICATIONS (mm) Model No. d4 h3 d1 h1 28-B 26.6±0.3 3.8±0.3 18.0±0.2 11.8±0.4 28-B1 28.8±0.3 4.0±0.3 18.0±0.2 14.5±0.4 28-C 27.0±0.3 3.8±0.3 18.0±0.2 11.8±0.3 32-A 30.8±0.3 4.0±0.3 23.6±0.2 12.2±0.4 32-A1 30.8±0.3 3.5±0.3 23.6±0.2 11.7±0.4 32-A2 30.8±0.3 4.0±0.3 23.6±0.2 12.2±0.4 32-A3 30.8±0.3 5.0±0.3 24.2±0.2 16.0±0.4