Check the listing for details. Range 0-1 Inch Screw Thread Micrometer Kit Rachet With Fitted Case. Condition: New. Listed at 69.77 USD. New Document Range 0-1 Inch Screw Thread Micrometer Kit Rachet With Fitted Case Plastic Case Dimension: 7-5/8 in L x 4 in W x 1-3/4 in H *Rough Estimation* Shipping Weight: 1.10 Pounds *Rough Estimation* Range: 0 - 1 Inch Pitch: 64 - 5 TPI / 0.4 - 5.0mm Graduations: .001 Inch Accuracy: .00016 Inch/0.004mm 5 pairs of anvil # 1-5 Anvil Pair #1: 64-48 TPI (Thread Per Inch) , 0.4 - 0.5mm (Metric) Anvil Pair #2: 44-28 TPI, 0.6 - 0.9mm Anvil Pair #3: 24-14 TPI, 1.0 - 1.75mm Anvil Pair #4: 13-9 TPI, 2.0 - 3.0mm Anvil Pair #5: 8-5 TPI, 3.50 - 5.0mm Design To Measure Pitch Diameter Of Metric And 60 Degree Unified Screw Threads Interchangeable 60 Degree V-anvil And Conical Spindle Are Made Of A High Grade Steel, Precision Ground And Hardened Forged Steel Frame With Heat Insulated In Baked Enamel Finished To Isolate Heat From Operator's Hand Rotating The Thimble Sleeve When The Inspection Piece Is Between The Spindle And Anvil Activate The Ratchet Mechanism To Tap The Spindle And Apply Uniform Measuring Force To The Inspection Piece. Also Easier To Use In One-Hand Operation And Improves Measurement Repeatability Than Ratchet-Stop Style Micrometer Supplied With Plastic Case When Purchase Qty: 1 Light Item