IRWIN Step Drill Bits
- IRWIN®Unibit™ Cobalt Fractional Step Drill BitUnibit™ Cobalt Fractional Step Drill Bit by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for use in mild...6X Longer life vs. the competitionM35 grade Cobalt HSS$26.39 - $88.70
- IRWIN®Unibit™ HSS Self-Starting Fractional Step Drill BitUnibit™ HSS Self-Starting Fractional Step Drill Bit by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for use...Single-flute cutting edge for greater control through stepsHex shank prevents slipping in drill chuck$20.16 - $79.15
- IRWIN®Unibit™ Titanium Fractional Step Drill BitUnibit™ Titanium Fractional Step Drill Bit by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for use in mild...Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminatesSingle-flute cutting edge for greater control through steps$35.04 - $99.27
- IRWIN®Unibit™ HSS Fractional Step Drill BitUnibit™ HSS Fractional Step Drill Bit by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for use in mild steel,...Single-flute cutting edge for greater control through stepsHex shank prevents slipping in drill chuck$36.33 - $78.63
- IRWIN®Unibit™ HSS Metric Step Drill BitUnibit™ HSS Metric Step Drill Bit by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for use in mild steel,...Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminatesSingle-flute cutting edge for greater control through steps$20.81 - $124.62
- IRWIN®Unibit™ HSS Step Drill BitUnibit™ HSS Step Drill Bit by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for use in mild steel, copper,...Single-flute cutting edge for greater control through stepsHex shank prevents slipping in drill chuck$21.17 - $111.41
- IRWIN®Unibit™ Titanium Metric Step Drill BitUnibit™ Titanium Metric Step Drill Bit by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for use in mild steel,...Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminatesSingle-flute cutting edge for greater control through steps$27.13 - $125.42
- IRWIN®#4MT Titanium Metric Step Drill Bit (4MT)#4MT Titanium Metric Step Drill Bit by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for use in mild steel,...Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminatesSingle-flute cutting edge for greater control through steps$55.63
- IRWIN®Unibit™ #1 Cobalt Fractional Step Drill Bit (10231CB)Unibit™ #1 Cobalt Fractional Step Drill Bit (10231CB) by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for use...6X Longer life vs. the competitionM35 grade Cobalt HSS$26.39
- IRWIN®Unibit™ #1 HSS Self-Starting Fractional Step Drill Bit (10231)Unibit™ #1 HSS Self-Starting Fractional Step Drill Bit (10231) by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are...Single-flute cutting edge for greater control through stepsHex shank prevents slipping in drill chuck$20.81
- IRWIN®Unibit™ #10 HSS Self-Starting Fractional Step Drill Bit (10310)Unibit™ #10 HSS Self-Starting Fractional Step Drill Bit (10310) by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are...Single-flute cutting edge for greater control through stepsHex shank prevents slipping in drill chuck$20.16
- IRWIN®Unibit™ #11 HSS Self-Starting Fractional Step Drill Bit (10311)Unibit™ #11 HSS Self-Starting Fractional Step Drill Bit (10311) by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are...Single-flute cutting edge for greater control through stepsHex shank prevents slipping in drill chuck$40.06
- IRWIN®Unibit™ #12 HSS Self-Starting Fractional Step Drill Bit (10312)Unibit™ #12 HSS Self-Starting Fractional Step Drill Bit (10312) by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are...Single-flute cutting edge for greater control through stepsHex shank prevents slipping in drill chuck$21.39
- IRWIN®Unibit™ #12 HSS Step Drill Bit (12)Unibit™ #12 HSS Step Drill Bit (12) by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for use in mild steel,...Single-flute cutting edge for greater control through stepsHex shank prevents slipping in drill chuck$21.17
- IRWIN®Unibit™ #12 Titanium Fractional Step Drill Bit (15103ZR)Unibit™ #12 Titanium Fractional Step Drill Bit (15103ZR) by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for...Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminatesSingle-flute cutting edge for greater control through steps$48.13
- IRWIN®Unibit™ #13T Titanium Fractional Step Drill Bit (15313)Unibit™ #13T Titanium Fractional Step Drill Bit (15313) by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for...Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminatesSingle-flute cutting edge for greater control through steps$99.27
- IRWIN®Unibit™ #14 HSS Self-Starting Fractional Step Drill Bit (10314)Unibit™ #14 HSS Self-Starting Fractional Step Drill Bit (10314) by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are...Single-flute cutting edge for greater control through stepsHex shank prevents slipping in drill chuck$58.65
- IRWIN®Unibit™ #1M HSS Metric Step Drill Bit (11101)Unibit™ #1M HSS Metric Step Drill Bit (11101) by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for use in mild...Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminatesSingle-flute cutting edge for greater control through steps$20.81
- IRWIN®Unibit™ #1MT Titanium Metric Step Drill Bit (16101)Unibit™ #1MT Titanium Metric Step Drill Bit (16101) by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for use...Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminatesSingle-flute cutting edge for greater control through steps$27.13
- IRWIN®Unibit™ #1T Titanium Fractional Step Drill Bit (15101)Unibit™ #1T Titanium Fractional Step Drill Bit (15101) by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for...Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminatesSingle-flute cutting edge for greater control through steps$35.04
- IRWIN®Unibit™ #2 Cobalt Fractional Step Drill Bit (10232CB)Unibit™ #2 Cobalt Fractional Step Drill Bit (10232CB) by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for use...6X Longer life vs. the competitionM35 grade Cobalt HSS$26.39
- IRWIN®Unibit™ #2 HSS Self-Starting Fractional Step Drill Bit (10232)Unibit™ #2 HSS Self-Starting Fractional Step Drill Bit (10232) by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are...Single-flute cutting edge for greater control through stepsHex shank prevents slipping in drill chuck$20.81
- IRWIN®Unibit™ #20 Cobalt Fractional Step Drill Bit (10220CB)Unibit™ #20 Cobalt Fractional Step Drill Bit (10220CB) by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for...6X Longer life vs. the competitionM35 grade Cobalt HSS$63.97
- IRWIN®Unibit™ #20 HSS Hole Enlarging Fractional Step Drill Bit (10220)Unibit™ #20 HSS Hole Enlarging Fractional Step Drill Bit by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for...Single-flute cutting edge for greater control through stepsHex shank prevents slipping in drill chuck$41.25
- IRWIN®Unibit™ #21 HSS Fractional Step Drill Bit (10221)Unibit™ #21 HSS Fractional Step Drill Bit (10221) by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for use in...Single-flute cutting edge for greater control through stepsHex shank prevents slipping in drill chuck$78.63
- IRWIN®Unibit™ #21M HSS Metric Step Drill Bit (11581)Unibit™ #21M HSS Metric Step Drill Bit (11581) by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for use in...Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminatesSingle-flute cutting edge for greater control through steps$78.63
- IRWIN®Unibit™ #2M HSS Metric Step Drill Bit (11102)Unibit™ #2M HSS Metric Step Drill Bit (11102) by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for use in mild...Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminatesSingle-flute cutting edge for greater control through steps$20.81
- IRWIN®Unibit™ #2T Titanium Fractional Step Drill Bit (15102)Unibit™ #2T Titanium Fractional Step Drill Bit (15102) by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for...Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminatesSingle-flute cutting edge for greater control through steps$36.95
- IRWIN®Unibit™ #3 Cobalt Fractional Step Drill Bit (10233CB)Unibit™ #3 Cobalt Fractional Step Drill Bit (10233CB) by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for use...6X Longer life vs. the competitionM35 grade Cobalt HSS$59.80
- IRWIN®Unibit™ #3 HSS Step Drill Bit (3)Unibit™ #3 HSS Step Drill Bit (3) by IRWIN®. IRWIN® step drill bits are ideal for drilling holes in just about any type of thin material. General purpose high speed steel UNIBIT step drill bits are perfect for use in mild steel,...Single-flute cutting edge for greater control through stepsHex shank prevents slipping in drill chuck$111.41