What is the difference between a 8v1 and 12v1 tyre valve connector

This page explains the difference between a 8v1 and 12v1 (EM) tyre valve connectors.

Large Bore Connectors

HSS Schrader Tyre Valve Thread round dies die 5V1 6V1 8V1 Right

What is the difference between a 8v1 and 12v1 tyre valve connector

Airforce MK4 Aviation Tyre Inflator 2m Hose 8v1 Screw-On Connector

HEFUTE Tire Valve Stem Tap Tyre Valve Thread Tools HSS

How do PCL Safety Couplings and Adaptors work?

Garage & Ancillary Equipment PCL Tyre Inflation Equipment

PCL Tyre Valve Connectors

PCL Open End Tyre Valve Connector Pearson Hydraulics

Garage & Ancillary Equipment PCL Tyre Inflation Equipment

TYRE VALVE CONNECTORS - Euro Style Clip-On Connectors (ECO

PCL AFG6H04 Airforce MK4 High Pressure Tyre Inflator 1.8m Hose

TYRE VALVE CONNECTOR THUMBLOCK - AEI (Automotive Equipment