Description:
4-12mm HSS Spiral Grooved Step Cone Drill Bit Round Shank Step Drill

Specification:
Material: HSS \/ High Speed Steel
Surface : Nitrogen treatment
Color: Golden
Size: 4-12mm
Shank:20 x 6mm
Steps: 9 Steps (4mm，5mm，6mm，7mm，8mm，9mm，10mm，11mm，12mm)
Scop : thin iron plate，aluminum，insulation panels，PVC panels 4mm thickness within the timber.
Quantity: 1pc

Features:
Titanium coated to reduce friction and run cooler.
2 fluted edges for faster， smoother cutting.
Automatically deburr holes as you drill.
HSS Drill Bit Set For Wood， Plastic and Aluminum， Copper， Steel.
Ideal For DIY， Home and General Building\/Engineering Using.

Package Included:
1x Drill Bit

More Details: