| Model 1311-8: Features a 0-8" range with .001" graduations Shockproof dial: On the 1311-8 resists heavy shop impacts Stainless steel: Construction ensures long-lasting durability NIST traceable: Manufacturer certificate supplied with 1311-8 Thumb roller: Enables smooth fine adjustments on the 1311-8 | Battery-free: Mechanical operation guaranteed for the 1311-8 Four-way checks: Internal, external, depth, and step measurement Reliable repeatability: For precision parts inspection workflows Essential tool: For machining, QA, and manufacturing environments Professional grade: Measuring instrument model 1311-8 |