Ko-Ken 1/2 12.7mm SQ. Offset Extension Bar Set 5 Pcs PK4763/5 Japan Yamashita
Standard: PK4763 / 5. The contents 4763-50 1/2 ” sq. Offset extension bar 50mm4763-75 1/2 ” sq. Offset extension bar 75mm4763-125 1/2 ” sq. Offset extension bar 125mm4763-150 1/2 ” sq. offset extension bar 150mm4763-250 1/2 ” sq. offset extension bar 250mm.