Brand Name: ganwei
DIY Supplies: Woodworking
Type: Core Drill Bit
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)
Unique ladder structure , it can open multiple Aperture.
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.
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.
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.
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