Expert Quality, manufactured from chrome vanadium steel hardened and tempered, with a polished finish. Each ext. bar has a knurled ring for extra grip. Attached with a spring - loaded ball bearing for secure socket holding.

Expert Quality
Contents: 45, 75, 150, 250 and 450mm
Allows sockets to be driven at up to 15° off vertical
Chrome vanadium steel hardened, tempered, chrome plated and polished
Spring-loaded ball bearing for secure socket holding

Manufactured and tested generally in accordance with DIN3122 and ISO3315 Specifications