3Pcs 4-12 4-20 4-32mm Step Drill Bit Set HSS Step Drill Nitride Spiral Step Wood Metal Cutter Metal Cone Hex Shank Hole Drill

by Palm Tree Enterprise Australia
$15.99

Brand Name: ATOPLEE
DIY Supplies: Metalworking
Certification: None
Type: Core Drill Bit
Origin: CN(Origin)
length: 4-12 4-20 4-32mm
Use: Metal Drilling
Model Number: 16090003S01
is_customized: Yes
Material: High Speed Steel
Shank: Hex Shank
Shank diameter: 6mm
Groove: Spiral
Surface treatment: Nitriding black
Quantity: 3pcs
Step diameter: 4-12mm,4-20mm,4-32mm

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