#55 Hi Roc Carbide Drill Bit

Product SKU : HR-470-0.0520
Base price : $ 18.44
Sales price : $ 15.55
Discount : $ -2.89

#55 (0.0520) Sub-Micron Carbide Terminator Hi Roc Drill Bit.

  • #55 (0.0520) x 1/2" LOC x 1-1/2" OAL Sub-Micron Terminator Hi Roc Carbide Drill Bit.

    TIALN Coated for super hardened and abrasive materials.
    Titanium Aluminum Nitride is a hard, abrasion resistant coating.
    Superior oxidation resistance provides unparalleled performance in high temperature machining.
    Micro-hardness 3600 Vickers. Thermal Stability (750 deg. C or 1562 deg. F) Coefficient of Friction .45

    Capable of producing reamer type finishes in abrasive materials such as: Chrome alloys, Heat treated alloys,
    Nickel alloys, Titanium alloys, Steel & Stainless steel weldments.

    140 degree notched Drill Point. Made of premium submicron carbide with a blended 10% cobalt.

    Little known secret!
    This drill can be used for small holes in Onyx, hard stone, Super hard tile, rock and jewelry applications when used with a drill press.

    Precision tight tolerance holes. +0.0000 / -0.0005