This is a top quality gauge for checking size and thread pitch of screws, bolts & nuts. Works with fractional (standard) or metric screws & bolts. fractional screw/bolt size range: (#4 to 1″) metric screw/bolt size range: (3mm to 22mm) standard lengths up to 7″ and metric lengths up to 180mm. fractional nuts from #6 to 5/8″. Made of 1/4″ thick hard very durable plastic. It’s 8-3/4″ long and 3-1/4″ wide.
Top Quality Nut, Bolt & Screw Gauge; For Use With Standard or Metric, Coarse & Fine Diameters, Lengths & Thread Pitches
This gauge has ‘MarineBoltSupply’ printed on the back
Package Dimensions: 8.75 inch L x 3.25 inch W x 0.25 inch H
Package weight of the Product: 2.36 ounces