• Length 142mm and made from top quality HSS-M2 steel
• Clean precise boring in end grain
• Packed in reusable storage tubes
• Used for drilling the correct size hole for Sierra pen kits
Specifically designed to drill accurate holes in the end grain of wood and acrylic pen blanks. The parabolic flute design clears the chips quickly and prevents chip burn. Length 142mm and made from top qulity HSS-M2 steel. Packed in reusable storage tubes. The 10.72mm (27/64") Colt pen drill is used for Sierra pen kits
