Variety of Sizes: The set includes a comprehensive range of sizes: 0.8 / 1.0 / 1.2 / 1.5 / 1.8 / 2.0 / 2.5 / 3.0 / 3.5 / 4.0mm, allow ing you to choose the perfect bit for various drilling tasks and different material hardness.
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Descriptions:Fits for drills, flex shafts, bench drill and hanging mill.Suitable for drilling holes on glass, shells, rocks, marble, stones, etc.Note: Add the coolant can increase work efficiency and extend service life.Specifications:Color: Silver ToneMaterial: Diamond, High Speed SteelDrill Bit Diameter: 2.1mm / 0.083-inchDrill Bit Length: 21mm / 0.83-inchShank Diameter: 1.8mm / 0.071-inchTotal Length: 46mm / 1.81-inchPackage Content:10 x Diamond Twist Drill Bits.
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These Diamond Coated HSS Twist Drill Bits Are Made Of High Quality Diamond + HSS, The Hardness Is Much Higher Than Ordinary Steel, Which Makes The Twist Drills Able To Easily Cut A Variety Of High Hardness Materials, Such As Hard Alloy, Ceramics, Glass And So On.
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Provides smooth and accurate drilling in tile, glass, brick wall, wood and so on. 3.U-shaped spiral groove is smooth and flat, and the drilling is smoother. The design of triangular shank makes the clamping more tight and does not slip.
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Package Includes: 1 x 10pcs/Set Diamond Tipped Drill Bit Set Twist Drill Bits Note: Different material hardness, the effect is different The color of Package in random Use Range: Metal, Agate, gemstones, pearls, pendants, Cobblestone Specification: The Length of Twist Drills Approx. 75mm/3.0in Approx. 65mm/2.6in Approx. 60.5mm/2.4in Approx. 53mm/2.1in Approx. 46.5mm/1.8in Approx. 43mm/1.7in Approx. 38mm/1.5in Approx. 34mm/1.3in Approx. 30mm/1.2in Approx. 23.9mm/0.9in Read more.
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Subtype: Diamond Bits. Applicable machine: bench drill/hanging mill. The utility model relates to a miniature diamond jade bit drilling tool, which is made of Fried Dough Twists drill and diamond powder.
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High hardness diamond coated HSS twist drill bit. Suitable for drilling Jewelry, ceramics, glass and semiconductor materials etc.
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Descriptions:Fits for drills, flex shafts, bench drill and hanging mill.Suitable for drilling holes on glass, shells, rocks, marble, stones, etc.Note: Add the coolant can increase work efficiency and extend service life.Specifications:Color: Silver ToneMaterial: Diamond, High Speed SteelDrill Bit Diameter: 1mm / 0.04-inchDrill Bit Length: 11mm / 0.43-inchShank Diameter: 0.7mm / 0.027-inchTotal Length: 28mm / 1.1-inchPackage Content:10 x Diamond Twist Drill Bits.
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