RUKO 2-blade spiral step drill, 39mm, titanium aluminum, 101056F, 1 piece

Catalogue number: 101056F Features: ● Made of high-quality material, it allows stable drilling without load or vibration. Applications: ● Cutting material: Steel plate (strength 1100N/mm2 or less), aluminum, brass, plastic (up to 4mm) Specifications: ● Step width (mm): 4 ● Number of steps (steps): 13 ● Number of blades (pieces): 2 ● Shank diameter (mm): 10 ● Drilling dimensions (φ): 4, 6, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39 ● Total length (mm): 107 ● Surface treatment: Titanium aluminum coating Material/Finish: ● High-speed steel