AI3507 4-20mm Titanium Coated Step Drill Bit / - KAFUWELL Tools

AI3507 4-20mm Titanium Coated Step Drill Bit, 9 Steps, Spiral Groove, HSS 6542 Material

This 4-20mm titanium coated step drill bit, made from high-speed steel (HSS 6542), is designed for precision drilling. With 9 steps and a spiral groove design, it provides efficient cutting performance across a variety of materials. The titanium coating enhances durability and heat resistance, making it ideal for industrial and professional use.

Spesifikasies
Beskrywing

Spesifikasies

Diameter Range
4-20mm

Number of Steps
9

Groove Type
Spiral

Cutting Angle
118°

Smallest Diameter
4mm

Largest Diameter
20mm

Length per Step
4.2mm

Bevel Height
1mm

Shank Size
8x22mm Triangular Shank

Blade Length
53mm

Overall Length
75mm

Material
HSS 6542

Coating
Titanium

Hardness
Blade 63HRC ±3, Shank 53HRC ±3

Weight
48g

Markings
Diameter markings on each step, material type stamped on shank

Packaging
Transparent plastic box with plastic base, color label

Produkbeskrywing

Durable construction for heavy-duty use: This titanium coated step drill bit is made from high-quality HSS 6542, designed to withstand demanding industrial environments. The titanium coating increases wear resistance and prolongs the life of the tool, making it perfect for repeated use in construction, metalworking, and other professional tasks.

 

Efficient step design for versatile drilling: Featuring 9 steps ranging from 4mm to 20mm, this bit allows for smooth and gradual hole expansion, suitable for drilling through a wide range of materials such as metal sheets and plastics. Its compact size makes it an excellent choice for precise drilling applications in areas like automotive repairs and metal fabrication.

 

Precision cutting and ease of use: The spiral groove design and 118° cutting angle ensure clean cuts and smooth operation, reducing friction and heat buildup during use. This makes the bit ideal for professionals who need reliability and efficiency in their drilling tasks.

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