Home / Drill Bits & Holesaws / Arbors & Pilot Drills / Extension Rod For Holesaws 13 - 300mm Extension Rod For Holesaws 13 - 300mm Brand: IRWIN®  |  Condition: New  |  Product Code: IRW10507368  |   In stock £15.10 £12.58 (ex. VAT) £17.80 You save £2.69 Order by 3pm, get it tomorrow! Description Irwin extension rod for Bi-Metal holesaws 13mm - 300mm. Length: 300mm.Chuck size: 13mm.