3pcs 4-12/20/32mm HSS Step Drill Bits Set Spiral Grooved Hole Cutter

Description:

3pcs 4-12/20/32mm HSS Step Drill Bits Set Spiral Grooved Hole Cutter

Specification:

Product Name: HSS Step Drill Bits Set

Material: High-speed steel 

Color: Black

Type: Step drill 

Size: 4-12mm,4-20mm, 4-32mm 

Quantity: 3pcs/set × HSS Step Drill Bits Set 

Size              Steps                                                                  Shank Diameter(mm) Approx.      Overall Length(mm) Approx.

4-12mm        5 Steps (4, 6, 8, 10, 12mm)                                                       6                                           64

4-20mm        9 Steps (4, 6, 8, 10, 12, 14, 16, 18, 20mm)                                 8                                           75

4-32mm       15 Steps (4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32mm)         10                              101

Features:

- High-speed steel, good chip removal ability and durable for use

- Professional design, which makes drilling holes more precise with smoother cutting

- These drill bits works great in making a smooth, clean and perfectly round hole

- Ideal for using to cut holes in a variety of materials Including steel, brass, wood, plastic, etc

Package Included:

1pc x 4-12mm HSS Drill Bit

1pc x 4- 20mm HSS Drill Bit

1pc x 4- 32mm HSS Drill Bit

Notice:

1. Please allow a bit error due to manual measurement. please make sure you do not mind before you bid.

2. The color may have different as the difference display, pls understand.