1/2" DRIVE SPLINE PROTECTIVE WHEEL SOCKET, 21 MM Welding Helmets and Replacement Lenses This gauge accurately measures through

This gauge accurately measures through the oxygen sensor hole

Comfort Grip

2 and 4 Stroke Tachometer measures engine speed up to 9

Its even safe enough for children

Fits 1-1/16" oil pressure sending unit (gauge type)

1/2" DRIVE SPLINE PROTECTIVE WHEEL SOCKET, 21 MM Welding Helmets and Replacement Lenses This gauge accurately measures throughFeatures and Benefits: Replacement for 21mm in 3 piece set Spline design for use on 6 different fastener types Thin wall construction Finished in black chrome and nylon sleeve Great for aftermarket lug nuts 21mm thin wall impact socket with a premium chrome moly, high torque design, thin wall construction that drives six different fasteners types