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The drill bit is a new design, through excellent processing technology and high-quality raw materials, the performance of drill bit up to a higher standard. We are perfect for every detail of the drill bit, guarantee the quality level, so as to bring you the perfect product experience. Dan Yang Three Win Industry Supply Co.,Ltd. is a professional China drill bit manufacturer and supplier, if you are looking for the best drill bit with low price, consult us now!
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    Self-cooling Diamond Drill Bit, 3835 Series
    - Vacuum brazed diamond drill bits for drilling tile, ceramic, granite slab, marble slab, glass, etc.

    - Self-cooling funciton with wax inside tube body.

    - DIN6.35E quick change hex shank to fit quick change chuck for easier and faster work.

    - High strength and levels of diamond grits to form the special formulation to meet different drilling purposes.
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    HSS Twist Drill Bit, DIN338 RN, 902 Series
    HSS twist drill bit, DIN338RN, Fully Ground type hardened upto HRC64 on HSS M2 material type. For durable drilling various metal, steel, stainless steel, iron, alloy-steel, etc.135 degrees split point for longer drilling life performance.
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    Quick Stop SDS+ Hammer Drill, 2101 Series
    Designed for all concrete, brick drilling application with depth control. ANSI standard for precise drilling with durable performance. Shoulder prevents over drilling-nice when overhead. No lost time or energy drilling deeper than necessary. Anchor is set at specified depth, does not drop too far into hole.
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    TCT Multi-purposes Drill Bit, 3753 Series
    Special diamond ground tip for multi-purposes drilling applications , such as all concrete, stone, brick, plywood, chipboard, tile, metal sheet, etc. Certified by PGM under industrial professionial performance with Ceratizit carbide.
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    HSS Twist Drill Bit, DIN338RN Cobalt 5%, 990 Series
    HSS twist drill bit DIN338RN, Cobalt 5%, Fully Ground for professional drilling various steel, metal, alloy, iron, stainless steel, inox, etc.

    135degrees split point for durable drilling performance with 5% cobalt up to hardness HRC64-68

    Four times of tempering guarantee that professional drilling performance for professionals and industrial applications.
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    EXPANSIVE FLAT WOOD DRILL, 342 SERIES
    Expansive Flat Wood Drill made of carbon steel with hardness above HRC48 for various heavy duty and precision drilling in soft and hard wood, large section beams, joints, floor boarding, chipboard and plywood.

    One drill bit covering drilling diameter 15mm to 45mm with higher efficiency.

    Lewis flute design for rapid chip removal.

    With DIN6.35 quick change hex shank or 11/16" quick change hex shank for secure grip.
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    Masondry Drill Bit, Cylinder shank, 3333 Series
    For all concrete, brick and stone applications.

    Effective removal of dust thanks to aggressive tip and spiral design J type of Flute.

    German technology on automatic-copper soldering guarantees the best durability of carbide in drilling work.

    Long service life and low probability of breakage thanks to the highly effective technique of hardening by blasting.
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    Masondry Drill Bit, Cylinder shank, 3300 Series
    For all concrete, brick and stone applications.

    Effective removal of dust thanks to aggressive tip and spiral design.

    German technology on automatic-copper soldering guarantees the best durability of carbide in drilling work.

    Long service life and low probability of breakage thanks to the highly effective technique of hardening by blasting.

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