Telescoping Gage 5/16 -6 6 Pc Set 12” Long Telescope T-Bore Hole Gauge


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SKU: 303-4115 Category:

Telescoping Gage 5/16 -6 6 Pc Set 12” Long Telescope T-Bore Hole Gauge Cylinder  

Product Code


Product description

  • Size A: 5/16″ – 1/2″ (8 mm to 12.7mm)
  • Size B: 1/2″- 3/4″ (12.7mm to 19mm)
  • Size C: 3/4″ – 1-1/4″ (19mm to 32mm)
  • Size D: 1-1/4″ – 2-1/8″ (32mm to 54mm)
  • Size E: 2-1/8″ – 3-1/2″ (54mm to 90mm)
  • Size F: 3-1/2″ – 6″ (90mm to 150mm)
  • Overall Length: 12″

Product application

Under uniform spring tension, the plunger of the gage expand from the center to the diameter of the hole or width of slot being measured and then locked in place by a knurled knob, the hole size is found by measuring over the two contact point with a micrometer or caliper. 

Product features

  • Double action rigid handle with self centering feature for quick checking of holes, slots and recess up to 6″ deep
  • The ends of both contact are head treated stainless steel and precision ground to a radius to allow proper clearance on the smallest hole the gage will enter
  • Constant spring tension gives uniform contact pressure
  • Handles are rigidly attached to the contact plungers and are automatically self-centering
  • Satin chrome finished



If the item stated as brand new is found defective on arrival or incorrect item was shipped, buyer understands that the product will be repaired or replaced at seller’s discretion, and be given a reasonable amount of time. Buyer is responsible for return shipping costs and insurance. Warranties are offered by the manufacturer and will be honored by the manufacturer. All shipping and handling fees will not be returned in any case.





Weight 10 lbs

Shars Tool


Does not Apply




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