Julydream 3PC Step Drill Bit Set Titanium Hss Stepped Down Drill 1 4 Metric 4 12mm

Julydream 3PC Step Drill Bit Set Titanium Hss Stepped Down Drill 1/4"Metric 4-12mm 4-20mm 3-12mm Hex Shank Quick Release Dremel

length: 69/73/78.5mm

Model Number: 20180035

DIY Supplies: Woodworking

is_customized: Yes

Use: Wood Drilling

Material: High Speed Steel

Brand Name: Julydream

Type: Core Drill Bit

Size: 3-12mm 4-12mm 4-20mm

Features:

 

Automatically deburrs holes as you drill.

The two-flute design gives you faster, smoother cutting

With titanium nitride coating for cooler running

Quick-change 1/4" hex shank

High speed steel for long life

These step drill bits are ideal for variety of materials from metal, plastic, fiberglass and wood

They also help to enlarge existing holes

The two flute design tips made the penetration faster without chipping

 

Description:

 

Material: HSS

 

1/4" hex shank

 

Sizes: metric

3-12 mm: 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12 mm

4-12 mm: 4mm, 6mm, 8mm, 10mm, 12 mm

4-20 mm: 4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20 mm

 

 

4241 high-speed steel HSS (suitable for use In the workplace, hardness of 25 degrees such as carbon steel, plate, insulation board, wood board)