Technical Specifications:
Diameter: 20mm
Length: 400mm
Steel Type: C45 – EN 10083-2
Tooth Hardening: YG6 – K10
DIN – ISO: 8039 – 5468
Hardness: 43 – 46 HRC
Helix Angle: 15° – 25°
Shank: Cylindrical-Tapered (for large sizes the shank is reduced)
Sharpening: Cutting Angle 130°
Description:
The ML420 (13959) long diamond drill bit is a cylindrical wall drill with roller bearing, suitable for use on stone, perforated bricks, and solid materials such as concrete and cement. Made of C45 steel with YG6 – K10 tooth hardening, it offers high durability and performance during use.
Key Features:
Suitable for Hard Materials: Ideal for drilling in stone, bricks, concrete, and cement.
Variety of Shanks: Features a cylindrical-tapered shank, with a reduced shank on large sizes.
Cutting Precision: Sharpening with a 130° cutting angle ensures precise drilling.
