Saipor 6.8 inch Long Forstner Bit Extension, Adding Over 5.6 inch of Drilling Depth to Your Forstner Bit, 3/8-inch Shank Dia, for Wood Turners, Furniture, Carpentry and Construction

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  • Note The collet inside diameter is 3 8 inch(9.5mm). This tolerance is very tight and designed to accept forstner bits with shank sizes of 3 8 inch or slightly smaller; Tighten the screw before use to prevent the drill bit from slipping when rotating at high speed
  • Premium Materials the forstner bit extension is made of high-carbon steel, which has excellent durability and reliability, not easy to bend and break
  • Suitable for When we need to drill deeper holes in certain types of wood, normal Forstner bits are often not long enough. So we offer an extension that allows you to drill holes up to 5.6" deep. Installation is simple
  • Wide Applications This extension helps you use standard forstner drill bits drilling for flat bottom holes or start deep hole turning projects like on larger vases or containers; can be used with forstner bits on drill presses, lathes with a drill chuck installed (drill chuck not included) or with a power drill

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