Sandvik CoroDrill Delta-C Solid Carbide Drill (720) 1220 R840-0370-50-A1A 1 piece

Catalog number: R840-0370-50-A1A Features: ● A solid drill that can achieve high precision and good surface roughness. ● TiN/TiAlN multi-layer coating ensures a long and stable tool life. Applications: ● For drilling all types of work materials. ● For pilot hole drilling for taps. Specifications: ● Blade diameter (mm): 3.70 ● Groove length (mm): 28 ● Overall length (mm): 66 ● Shank diameter (mm): 6 ● Tip angle (°): 140 ● Surface treatment: TiAlN coating ● Lubrication type: Internal lubrication type ● Maximum machining depth (mm): 19.1 Material/Finish: ● Carbide (HC)