Somta Series 622 – 1/2" x 4" HSS-Co8 Square Toolbit Haron HFT250 these vents are built with High speed steel HSS 3208-100B Insize Limit Micrometer 25-50mm Range Series 3235-50mm

these vents are built with corrosion-resistant anodized aluminium for strength and a clean

Precision Ground Threads – Consistent and accurate threading

Insize Thread Plug Gage 1/2-20 UNF Class 2B Series 4643-1A2

Simple Installation: The included installation tool allows for easy

23 x 25mm D

Somta Series 622 – 1 2" x 4" HSS Co8 Square Toolbit Haron HFT250 these vents are built with High speed steel HSS 3208 100B Insize Limit Micrometer 25 50mm Range Series 3235 50mm these vents are built with corrosion resistant anodized aluminium for strength and a clean Precision Ground Threads – Consistent and accurate threading