9pc Impact Extension Bar Set
1/4in | 3/8in. | 1/2in. Drive
1/4in.Dr : 50 | 100 | 150mm / 2 | 4 | 6in.
3/8in.Dr : 45 | 75 | 150mm / 1-3/4 | 3 | 6in.
1/2in.Dr : 50 | 125 | 250mm / 2 | 5 | 10in.