“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 × #16 x 2-3/16 Overall Length - Solid Carbide 140 Degree Split Point Straight Flute Drill Bit $35.99 Quantity $35.99 × 9/64 - Extra Length Drills - 6" Overall Length - 4" Flute Length $12.99 Quantity $12.99 × #19 x 2-1/8 Overall Length - Solid Carbide 140 Degree Split Point Straight Flute Drill Bit $34.99 Quantity $34.99 × 2-1/2" Percussion Core Drill - Taper Fit $332.99 Quantity $332.99 × 3" x 5" Thunder Core Bit Percussion Drill "PCN" $430.99 Quantity $430.99 × 5/16 x 1 Diamond Boring Drill Bit for Hard Tiles & Ceramics $13.99 Quantity $13.99 × 11/64x3 Duo-Bit Wide Flute Drill $4.99 Quantity $4.99 × 19/32 - Reduced Shank Drills - 6" Overall Length - 3" Flute Length $58.99 Quantity $58.99 × Core Bit Extension - 12" Long, 1-1/4" Dia. - 7 Thread $190.99 Quantity $190.99 Update cart Cart totals Subtotal $1,116.91 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 $1,116.91 - Proceed to checkout