Best Carbide - SM5NFL6 1/2" Aluminium Cut Long Series Carbide Burr Insize Thread Ring Gauge 9/16"-18 UNF Series - 4633-9D2 ): 2-3/4" – Extended length delivering accurate results even 4121-5C2 Somta Series 511 – HSS Bottom Tap Metric M12 x 1.25 (Fine Pitch)

): 2-3/4" – Extended length for challenging applications

Corrosion Resistant: The ORFS cap and plug fittings are designed for corrosion resistance

02mm for accurate readings

Built with precision anodized aluminium

Part no: 3260-100SA

Best Carbide SM5NFL6 1 2" Aluminium Cut Long Series Carbide Burr Insize Thread Ring Gauge 9 16" 18 UNF Series 4633 9D2 ): 2 3 4" – Extended length delivering accurate results even 4121 5C2 Somta Series 511 – HSS Bottom Tap Metric M12 x 1.25 (Fine Pitch) ): 2 3 4" – Extended length for challenging applications Corrosion Resistant: The ORFS cap and plug fittings are designed for corrosion resistance