1) Precision vernier caliper: 0-150, 0-200, 0-250, 0-300 2) Dial caliper with dial unit, roll wheel 1) Precision vernier caliper: 0-150, 0-200, 0-250, 0-300 2) Dial caliper with dial unit, roll wheel: 0-150, 0-200, and 0-300 3) Electric dial caliper with roll wheel: 0-150, 0-200, 0-300 4) Micrometer: 0-25, 25-50, 50-75, 75-100, 100-125, 125-150 Vernier Caliper and Micrometer