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Thread Gauge - Large Inch and Metric Sizes

Large Nuts, Bolts & Screws Measuring & Identification Tool

Thread gauges are used to identify size and thread pitch of nuts, bolts and screws. This gauge is specifically designed with large fasteners in mind, and contains inch sizes from 5/8"-11 to 1"-12 and metric sizes M14-1.5 to M24-3.0.

Inch and Metric Sizing - Large Thread Sizes
Solid steel thread checker on wire lanyard
Offers knobs and slots with permanent, easy to read size markings that won't peel off
Chemical resistant (tested and approved!)
Used to gauge standard fastener sizes from 5/8"-11 to 1"-12
Used to gauge Metric sizes M14-1.5 to M24-3.0
Screw a fastener into the slot to determine the thread pitch and diameter/size
Measure nuts and washers using the knob on the opposite end
Shatterproof, color coded polpropylene gauge dividers for recognition at a glance
Convenient design for easy storage and transportation

Includes Fine and Coarse threads