drill bits & sets
4 unibit self starting stairstep bit 12 step 3 16 to 7 8 dia 1 8 depth
disti content drill a range of holes without changing bits when you equip with a stairstep bit . speedpoint tip penetrates quickly and cleanly without the walking issues common among alternative point designs . patented single flute edge provides precise depth control though all size steps . hex shaped shank enables secure slip free lock down . self starting bit may be used on stainless steel copper brass aluminum plastic laminates and wood . h3 id detailspecs specifications h3 span class font size3bold drillunibt4 3 16 7 8stp span br img align absmiddle src http images.highspeedbackbone.net main gfx blkbullet.jpg global product type drill parts and accessories step drill bit br img align absmiddle src http images.highspeedbackbone.net main gfx blkbullet.jpg material s steel br img align absmiddle src http images.highspeedbackbone.net main gfx blkbullet.jpg drill bit range min 3 16 br img align absmiddle src http images.highspeedbackbone.net main gfx blkbullet.jpg drill bit range max 7 8 br img align absmiddle src http images.highspeedbackbone.net main gfx blkbullet.jpg pre consumer recycled content percent 0 % br img align absmiddle src http images.highspeedbackbone.net main gfx blkbullet.jpg post consumer recycled content percent 0 % br img align absmiddle src http images.highspeedbackbone.net main gfx blkbullet.jpg total recycled content percent 0 % br end disti content