“Core Bit Extension – 12″ Long, 1-1/4″ Dia. – 7 Thread” has been added to your cart. Continue shopping Remove item Thumbnail image Product Price Quantity Subtotal × 1-1/4" Diameter - Cobalt 3/4" Reduced Shank Drill Bit - 6" Overall Length - 3" Flute - 135 Degree Notched Point $227.99 Quantity $227.99 × 1" - Annular Cutters - Cobalt - 1" Depth of Cut $83.99 Quantity $83.99 × 1-1/4x18 Ship Auger Heavy Duty Wood Drill $122.99 Quantity $122.99 × Core Bit Extension - 12" Long, 5/8" Dia. - 11 Thread $144.99 Quantity $144.99 × 1" - Annular Cutters - Tin Coated - 3" Depth of Cut $175.99 Quantity $175.99 × 1" Diameter - Cobalt 3/4" Reduced Shank Drill Bit - 6" Overall Length - 3" Flute - 135 Degree Notched Point $122.99 Quantity $122.99 × 10.00 mm - Solid Carbide Drills - Standard Length - Metric Size $218.99 Quantity $218.99 × Core Bit Extension - 12" Long, 1-1/4" Dia. - 7 Thread $190.99 Quantity $190.99 Coupon: Apply coupon Update cart Cart totals Subtotal $1,288.92 Shipping Enter your address to view shipping options. Calculate shipping Country / region Select a country / region… United States (US) State / County City: Postcode / ZIP: Update Tax $0.00 Total $1,288.92 Proceed to checkout