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Utilizes a special aluminum alloy material with integrated cooling fins or discs to rapidly dissipate heat generated during operation
resulting in a strong film-substrate adhesion
bench drills
It is suitable for professional nail art creation and beginner DIY nail experiences
accelerated tool wear
BB Micro Drill Bits – Long Flute | OAL 50–75mm | Shank Ø4mm | Ø1.0–2.95mm | Carbide nano coating Utilizes a special aluminum alloyMicro Diameter Extended Flute Length Built for Precision Deep Drilling The BB Micro Long Flute Drill Bit features an extended flute length up to 30mm on a compact 4mm shank, with an overall length (OAL) up to 75mm. Designed for micro diameter drilling (1. 02. 95mm), it delivers exceptional reach and precision in deep, narrow holes where standard short flute drills cannot. Full Specification Range Flute Diameter: 1. 0 1. 1 1. 2 1. 3 1. 4 1. 5 2. 0 2. 5