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Name:BB Micro Drill Material:Micro-grained carbde Number of flutes:2 Series:BB2055 Diameter of shank:4mm Application:For general purpose
Cut-off Blade High Hardness Treatment
it has high wear resistance and strength
Anti-slip design at the tail
BB Thermal Friction Hot Melt Short Drill Bit Solid Carbide Hole Making Tool M3 M4 M5 M6 M8 M10 Hole Diameter:M4 (d3.7) Name:BB Micro Drill Material:Micro-grained carbdeBB Thermal Friction Drill Application Applicable workpiece aperture: diameter 1. 8 32mm Applicable workpiece thickness: 0. 8 12mm; Applicable workpiece materials: iron, alloy, stainless steel, brass, copper, aluminum alloy and other metals; Applicable products: metal furniture, metal doors and windows, metal shelves, hardware building materials, auto parts, fitness equipment, medical equipment, heat exchange system, air conditioning pipeline, pressure