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    Step Drill Bits

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    G077-08200.jpg

    GSB Series Step Bit, 1-1/8 in, 3/16 in to 1/8 in dia Cutting, 3-Step

    G077-08200
    • Durable split-point tip for fast, accurate material penetration
    • Patented split-step design optimizes chip load for fast, smooth?cutting, and more?holes per?charge
    • Progressive cutting edges provide balanced aggression to?maximize torque?efficiency and minimize?stalling
    • Improved double flute design for superior chip evacuation,?cutting speeds, and tool life
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    I008-10221.jpg

    High Speed Steel Fractional Hole Enlarging, 13/16 in to 1-3/8 in, 10 Steps

    I008-10221
    • Single-flute cutting edge for greater control through steps
    • 3 flatted shank prevents slipping in drill chuck
    • Also available with titanium nitride coating for longer life
    • Patented single-flute cutting edge gives the user a true round hole every time
    • Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates
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    I008-10101.jpg

    High Speed Steel Fractional Self-Starting, 1/8 in to 1/2 in, 13 Steps

    I008-10101
    • Single-flute cutting edge for greater control through steps
    • Hex shank prevents slipping in drill chuck
    • Also available with (TiN) coating for longer life
    • New SpeedPoint tip penetrates faster than previous Unibits and prevents walking
    • Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates
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    I008-10104.jpg

    High Speed Steel Fractional Self-Starting, 3/16 in to 7/8 in, 12 Steps

    I008-10104
    • Single-flute cutting edge for greater control through steps
    • Hex shank prevents slipping in drill chuck
    • Also available with (TiN) coating for longer life
    • New SpeedPoint tip penetrates faster than previous Unibits and prevents walking
    • Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates
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    I008-10879.jpg

    IRWIN 4935108 Jobber Drill Bit,1/4" Dia,4" OAL, Spiral Flute,1-Flute,1/4" Dia Shank, Straight Shank

    I008-10879
    • Carbide tip has a unique diamond-ground, four-facet design with sharper cutting edges for centered starts with no walking, fast drilling and excellent hole quality in a variety of materials
    • Double-milled flute ensures fast, efficient removal of drilling dust and debris to increase speed and prevent clogging
    • Compatible with all standard 1/2 in and 3/8 in chuck drills
    • For rotary drilling
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    I008-102914.jpg

    IRWIN 5026005 Drill Bit, 1/4 in Dia, 13 in OAL, Percussion, Spiral Flute, 1-Flute, 1/4 in Dia Shank

    I008-102914
    • Tungsten carbide tip for durability in concrete and brick
    • Deep single flute removes drilling dust fast
    • For rotary and hammer drilling applications
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    I008-02916.jpg
    I008-02917.jpg

    IRWIN 5026013 Drill Bit, 7/16 in Dia, 13 in OAL, Percussion, Spiral Flute, 1-Flute, 3/8 in Dia Shank

    I008-02917
    • Tungsten carbide tip for durability in concrete and brick
    • Deep single flute removes drilling dust fast
    • For rotary and hammer drilling applications
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    I008-60510.jpg

    IRWIN 60510ZR Jobber Drill Bit, 5/32 in Dia, 3-1/8 in OAL, Spiral Flute, 1-Flute, 5/32 in Dia Shank

    I008-60510
    • Constructed of M-2 high-speed steel for the excellent combination of strength, heat resistance and wear resistance
    • For automotive, maintenance and repair, stationary drill press
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    G077-05792.jpg

    Kwik Stepper Cobalt Step Bit, 1/2 in to 1-1/8 in Cutting dia, 3 Steps

    G077-05792
    • Engineered with Cobalt High Speed Steel (HSS) material for maximum life on stainless steel
    • Reduces wear of bit and maximizes heat resistance
    • New split point tip eliminates walking and penetrates quickly up to 10 ga stainless steel
    • Two cutting edges share the load resulting in faster drill times with less force
    • Also cuts mild steel, copper, brass, aluminum, fiberglass, plastic, wood, and laminates
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    G077-31792.jpg

    N/E BIT 3/4(19.1)

    G077-31792
    • Cuts through nails
    • Self-feeding screw point draws bit through wood
    • Unique design cutting angle - smoother starts, reduced cutting loads
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    G077-30923.jpg

    NE BIT 3/4(19.1)

    G077-30923
    • Cuts through nails
    • Self-feeding screw point draws bit through wood
    • Unique design cutting angle - smoother starts, reduced cutting loads
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    G077-30927.jpg

    NE BIT 7/8(22.2)

    G077-30927
    • Cuts through nails
    • Self-feeding screw point draws bit through wood
    • Unique design cutting angle - smoother starts, reduced cutting loads
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    PISTON 1-1/2" ( PKG OF 2)

    PISTON 1-1/2" ( PKG OF 2)

    G077-08267
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    Picture of SCREW UNIT DRIVE

    SCREW UNIT DRIVE

    G077-00042
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