SPECIFICATIONS

Brand Name: ganwei

DIY Supplies: Woodworking

Type: Core Drill Bit

Origin: CN(Origin)

length: 6mm, 10mm, 15mm, 20mm, 25mm, 30mm, 35mm, 40mm, 45mm, 50mm, 55mm, 60mm

Use: Wood Drilling

Model Number: Step drill

Material: High Speed Steel

Material: High Speed Steel

Material2: HSS4241, High hardness, rustproof, solid and durable

Split Point Tip: Increases cutting speed with self-centering and prevents walking

Application: Suitable to cut holes in a variety of material like iron plate, aluminum plate, insulation boards, PVC sheet, ect

Package includes: 1 x 6-60mm HSS Groove Step Drill (12 Steps:6mm, 10mm, 15mm, 20mm, 25mm, 30mm, 35mm, 40mm, 45mm, 50mm, 55mm, 60mm)

Note 1: And recommended drilling speed is 250-400 RPM

Note 2: Sometimes please add some water or coolant to avoid the material get smoke when using it

About this item

• Material：HSS4241, High hardness, rustproof, solid and durable
• Split Point Tip：Increases cutting speed with self-centering and prevents walking
• Spiral Design：2 Flute spiral blade design makes the cutting faster and smoother, and automatically deburred from the hole when the drill bit is drilled
• Application：Suitable to cut holes in a variety of material like iron plate, aluminum plate, insulation boards, PVC sheet, ect
• Package includes：1 x 6-60mm HSS Groove Step Drill (12 Steps:6mm, 10mm, 15mm, 20mm, 25mm, 30mm, 35mm, 40mm, 45mm, 50mm, 55mm, 60mm)

Step Structure

Unique ladder structure , it can open multiple Aperture.

Note:

1.And recommended drilling speed is 250-400 RPM.

2.Sometimes please add some water or coolant to avoid the material get smoke when using it.

6-60mm/0.23"-2.36"

12 Steps:6,10,15,20,25,30,35,40,45,50,55,60mm)

This Steps Drill include 12 steps, each steps height is 5mm, which meet your different hole drilling needs perfectly.

Four Attractive Advantages

The step drill bits is High Hardness,High Quality,High Efficiency and High Usage.And it is made of high speed steel and has strong durability.It is not easy to break.

Product Parameters

Model:6-60mm(0.24-2.36”)

Handle Length:2.5cm (0.98”)；Total Length of blade:9cm (3.54”)

Blade length per section:0.6cm(0.236”)；Bevel height:0.3cm (0.118”)

HSS 4241 Quality

Large drill is made of fine quality high speed steel, wear resistant, not easy to rust, has a long service life.Suit for use in hardness under 25 artifacts.