CONICAL STEP DRILL MULTI-DIAMETER 10 STEPS Ø 5 → 28,3 mm

For drilling all materials except copper, until ø 5 to 28 mm, for boring, making round holes out of notches. A real timesaving : no bit to change, drill direct with no preparation. Easy to sharpen : only the neck, no need to sharpen the bearings. The bits are made from high strenght treated steel Molybdenum M2. Please keep to recommended rotation speeds : 350 revolution / mn.

Article number Number of references Number of parts Conditioning
2114 1 1 SKIN

For any other conditioning / quantity.

Send your request to info@restagraf.com

For drilling all materials except copper, until ø 5 to 28 mm, for boring, making round holes out of notches. A real timesaving : no bit to change, drill direct with no preparation. Easy to sharpen : only the neck, no need to sharpen the bearings. The bits are made from high strenght treated steel Molybdenum M2. Please keep to recommended rotation speeds : 350 revolution / mn.