1/2-20UNF | Imperial Thread Ring Gauge | 4633-1A2Insize Imperial Thread Ring Gauge Wallers Industrial Hardware is your local authorised distributor for the complete range of INSIZE Measuring Equipment products. Every INSIZE product comes with a 12 month professional warranty which is honored directly through our store for accurate and hassle free measuring for the professional and novice alike. Specifications : Go UNC Class 2A Standard ANSI B1. 2. Material: OHNS (Oil Hardened Non shrinking Steel),

Easy to use degree squares for measurement

and maintenance tasks

Insize Feeler Gauge Tape 0

Measurement Mode: Metric only

Insize 60 Degree Square

Range: 0-300mm

3203-150A 125-150mm 0

angle checking

Supplied with setting standards (except 0-25mm

Insize 10 mm Dial Indicator

Insize 50-100mm Bore Gauge

Optional accessory: styli (page 106)