Drillpro 4-12/20/32mm HSS Hex Shank Step Drill Bit High Step Steel Hole Cutter (SIZE: #003)

SELECTED OPTION:
SIZE: #003

Description:
4-12/20/32mm HSS Hex Shank Spiral Groove Step Cone Drill Bit Hole Cutter

Specification: Material: High speed steel Suitable for workpieces with a hardness of 25?? or less, such as carbon steel
Cutting material: thin iron plate, aluminum material, insulating board, PVC board wood, thickness within 4mm

Size	Step	Length
#001?4-12mm	9 Steps (4mm, 5mm,6mm,7mm,8mm, 9mm,10mm,11mm,12mm)	7cm
#002?4-20mm	9 Steps (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm,18mm,20mm)	7.3cm
#003 4-32mm	15 Steps (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm,28mm, 30mm, 32mm)	10cm
#004 3pcs/set	3pcs/set (4-12/20/32mm)	?

Features: Two flute design provides faster, smoother and cleaner cuts. Perfect for home DIY and general building / engineering use. Suitable for using to cut holes in a variety of materials including steel, brass, wood, plastic, etc. ? Package Included:
1 x Step Drill

More Details:?