Drill Bits

We use cookies to improve your browsing experience and help us improve our websites. By continuing to use our website, you agree to our use of such cookies. Agree Learn more

Need an Account? Register or Login

Find a Branch
Customer Service
SDS Search
Careers

Switch Account
Dashboard

(0)

To see product availability

Enter a Delivery Zip Code

Need an Account? Register or Login

Find a Branch
Customer Service
SDS Search
Careers

To see product availability

Enter a Delivery Zip Code

OFFERS & REBATES
Industries
Solutions
Resources

TELL US MORE

To receive the most up-to-date product availability, pricing and delivery options, enter your zip code or log in to your account

Zip Code should not be blank Email and Password should not be blank

Enter Delivery Zip Code

Email Address

Password Show Hide

Forgot Password?

Need an Account? Register

TELL US MORE

Are you currently located in California?

8 characters minimum
One number
One lowercase letter
One uppercase letter
One special character (!@#$%&*)

Password cannot contain space

Pursuant to CA SB 478, if you are located in California, Airgas cannot display your product pricing until all items have been added to your shopping cart so that we can calculate all applicable fees, including, but not limited to, shipping and handling fees.

Yes

Have an account?Login

Gases
Gas Equipment
Welding Products
Safety Products
Tools & Hardware
View All

Home/
Category Page/
Tools and Hardware/
Cutting Tools/
Drill Bits

Results For:
By Category
Drill Bits
Trade Name
Nitro™

Narrow Results:

{$title}

{$label}

Drill Type
Jobber Length Drill Bit (56)

Mechanics Length Drill Bit (28)

S&D Drill Bit (28)

Screw Machine Length Stub Drill Bit (26)

Screw Machine Length Drill Bit (5)

Jobber Length Drill Bit Set (3)

Mechanics Length Stub Drill Bit (1)

Drill Diameter
1/2" (6)

1/4" (4)

1/8" (4)

3/16" (4)

3/8" (4)

5/16" (4)

1/16" (3)

11/32" (3)

11/64" (3)

13/32" (3)

13/64" (3)

15/32" (3)

15/64" (3)

17/64" (3)

21/64" (3)

23/64" (3)

25/64" (3)

27/64" (3)

3/32" (3)

5/32" (3)

5/64" (3)

7/16" (3)

7/32" (3)

7/64" (3)

9/32" (3)

17/32" (2)

19/64" (2)

29/64" (2)

3/4" (2)

31/64" (2)

5/8" (2)

9/16" (2)

9/64" (2)

1" (1)

11/16" (1)

13/16" (1)

15/16" (1)

19/32" (1)

21/32" (1)

23/32" (1)

25/32" (1)

27/32" (1)

29/32" (1)

33/64" (1)

35/64" (1)

37/64" (1)

39/64" (1)

41/64" (1)

43/64" (1)

45/64" (1)

49/64" (1)

55/64" (1)

57/64" (1)

59/64" (1)

61/64" (1)

63/64" (1)

7/8" (1)

Overall Length
6 in (34)

3.625" (6)

3.25" (5)

3.75" (5)

1.875" (4)

2.5" (4)

2.625" (4)

3" (4)

3.125" (4)

4.125" (4)

5" (4)

2.25" (3)

2.375" (3)

2.75" (3)

2.875" (3)

3.375" (3)

3.5" (3)

3.875" (3)

4.75 in (3)

2" (2)

2.1875" (2)

2.8125" (2)

4" (2)

4.25" (2)

4.375" (2)

4.5" (2)

4.625" (2)

4.875 in (2)

5.125" (2)

1.625" (1)

1.6875" (1)

1.75" (1)

1.8125" (1)

2.0625" (1)

2.125" (1)

2.4375" (1)

2.6875" (1)

2.9375" (1)

3.0625" (1)

3.3125" (1)

3.4375" (1)

4.0625" (1)

4.1875" (1)

4.3125" (1)

4.4375" (1)

5.25 in (1)

5.375" (1)

5.5" (1)

5.625 in (1)

5.75 in (1)

5.875 in (1)

Shank Size
1/2" (28)

3/8" (6)

Shank Style
Straight (84)

Reduced (34)

3-Flat (29)

Round (29)

Flat (28)

Flutes
Spiral (142)

CANCEL

Compare Products Up to 4

Clear All

Sort by:

WAL300A120

Drillco Nitro Series 300A 5/16" X 2 13/16" Black Oxide HSS Heavy Duty Screw Machine Length Stub Drill Bit With Straight Shank And 1 5/8" Spiral Flute (6 Per Pack)

Show Full Description Hide Full Description

Compare

Are you currently located in California?

Drill Bits

Drillco Nitro Series 300A 5/16" X 2 13/16" Black Oxide HSS Heavy Duty Screw Machine Length Stub Drill Bit With Straight Shank And 1 5/8" Spiral Flute (6 Per Pack)

Drillco Nitro Series 300A 5/16" X 2 13/16" Black Oxide HSS Heavy Duty Screw Machine Length Stub Drill Bit With Straight Shank And 1 5/8" Spiral Flute (6 Per Pack)

Drillco Nitro Series 480N NO 36 X 2 1/2" Black And Gold Oxide HSS Heavy Duty Jobber Length Drill Bit With Straight Shank And 1 7/16" Spiral Flute

Drillco Nitro Series 480N NO 36 X 2 1/2" Black And Gold Oxide HSS Heavy Duty Jobber Length Drill Bit With Straight Shank And 1 7/16" Spiral Flute

Drillco Nitro Series 350N 5/16" X 4" Black And Gold Oxide HSS General Purpose Heavy Duty Mechanics Length Drill Bit With 3-Flat Round Shank And 2 1/2" Spiral Flute

Drillco Nitro Series 350N 5/16" X 4" Black And Gold Oxide HSS General Purpose Heavy Duty Mechanics Length Drill Bit With 3-Flat Round Shank And 2 1/2" Spiral Flute

Drillco Nitro Series 300A 1/2" X 3 3/4" Black Oxide HSS Heavy Duty Screw Machine Length Stub Drill Bit With Straight Shank And 2 1/4" Spiral Flute (6 Per Pack)

Drillco Nitro Series 300A 1/2" X 3 3/4" Black Oxide HSS Heavy Duty Screw Machine Length Stub Drill Bit With Straight Shank And 2 1/4" Spiral Flute (6 Per Pack)

Drillco Nitro Series 300N 1/2" X 3 3/4" Black And Gold Oxide HSS Screw Machine Length Drill Bit With Straight Shank And 2 1/4" Spiral Flute

Drillco Nitro Series 300N 1/2" X 3 3/4" Black And Gold Oxide HSS Screw Machine Length Drill Bit With Straight Shank And 2 1/4" Spiral Flute

Drillco Nitro Series 350N 9/32" X 3 3/4" Black And Gold Oxide HSS General Purpose Heavy Duty Mechanics Length Drill Bit With 3-Flat Round Shank And 2 1/4" Spiral Flute

Drillco Nitro Series 350N 9/32" X 3 3/4" Black And Gold Oxide HSS General Purpose Heavy Duty Mechanics Length Drill Bit With 3-Flat Round Shank And 2 1/4" Spiral Flute

Drillco Nitro Series 480N NO 20 X 3 1/4" Black And Gold Oxide HSS Heavy Duty Jobber Length Drill Bit With Straight Shank And 2 1/8" Spiral Flute

Drillco Nitro Series 480N NO 20 X 3 1/4" Black And Gold Oxide HSS Heavy Duty Jobber Length Drill Bit With Straight Shank And 2 1/8" Spiral Flute

Drillco Nitro Series 350N 3/8" X 4 1/4" Black And Gold Oxide HSS General Purpose Heavy Duty Mechanics Length Drill Bit With 3-Flat Round Shank And 2 11/16" Spiral Flute

Drillco Nitro Series 350N 3/8" X 4 1/4" Black And Gold Oxide HSS General Purpose Heavy Duty Mechanics Length Drill Bit With 3-Flat Round Shank And 2 11/16" Spiral Flute

Drillco Nitro Series 400N 29/64" X 5 5/8" Black And Gold Oxide HSS General Purpose Heavy Duty Jobber Length Drill Bit With Straight Shank And 4 3/16" Spiral Flute (6 Per Pack)

Drillco Nitro Series 400N 29/64" X 5 5/8" Black And Gold Oxide HSS General Purpose Heavy Duty Jobber Length Drill Bit With Straight Shank And 4 3/16" Spiral Flute (6 Per Pack)

Drillco Nitro Series 1000N 17/32" X 6" Black And Gold Oxide HSS S&D Drill Bit With 1/2" Flat Reduced Shank And 3" Spiral Flute

Drillco Nitro Series 1000N 17/32" X 6" Black And Gold Oxide HSS S&D Drill Bit With 1/2" Flat Reduced Shank And 3" Spiral Flute

Drillco Nitro Series 350N 13/64" X 3 1/8" Black And Gold Oxide HSS General Purpose Heavy Duty Mechanics Length Drill Bit With 3-Flat Round Shank And 1 15/16" Spiral Flute

Drillco Nitro Series 350N 13/64" X 3 1/8" Black And Gold Oxide HSS General Purpose Heavy Duty Mechanics Length Drill Bit With 3-Flat Round Shank And 1 15/16" Spiral Flute

Drillco Nitro Series 350N 27/64" X 4 7/16" Black And Gold Oxide HSS General Purpose Heavy Duty Mechanics Length Drill Bit With 3-Flat Round Shank And 2 7/8" Spiral Flute

Drillco Nitro Series 350N 27/64" X 4 7/16" Black And Gold Oxide HSS General Purpose Heavy Duty Mechanics Length Drill Bit With 3-Flat Round Shank And 2 7/8" Spiral Flute

Drillco Nitro Series 1035N 3/4" X 6" Black And Gold Oxide HSS General Purpose Jobber Length Drill Bit With 3/8" Reduced Shank And 4 1/2" Spiral Flute

Drillco Nitro Series 1035N 3/4" X 6" Black And Gold Oxide HSS General Purpose Jobber Length Drill Bit With 3/8" Reduced Shank And 4 1/2" Spiral Flute

Drillco Nitro Series 300N 27/64" X 3 3/8" Black And Gold Oxide HSS Screw Machine Length Stub Drill Bit With Straight Shank And 2" Spiral Flute

Drillco Nitro Series 300N 27/64" X 3 3/8" Black And Gold Oxide HSS Screw Machine Length Stub Drill Bit With Straight Shank And 2" Spiral Flute

Drillco Nitro Series 480N NO 25 X 3" Black And Gold Oxide HSS Heavy Duty Jobber Length Drill Bit With Straight Shank And 1 7/8" Spiral Flute

Drillco Nitro Series 480N NO 25 X 3" Black And Gold Oxide HSS Heavy Duty Jobber Length Drill Bit With Straight Shank And 1 7/8" Spiral Flute

Drillco Nitro Series 400N 1/16" - 1/2" X 1/64" Black And Gold Oxide HSS 29 Piece Heavy Duty Jobber Length Drill Bit Set With Straight Shank And Spiral Flute

Drillco Nitro Series 400N 1/16" - 1/2" X 1/64" Black And Gold Oxide HSS 29 Piece Heavy Duty Jobber Length Drill Bit Set With Straight Shank And Spiral Flute

Drillco Nitro Series 440N Letter Q X 4 3/4" Black And Gold Oxide HSS Heavy Duty Jobber Length Drill Bit With Straight Shank And 3 7/16" Flute (12 Per Pack)

Drillco Nitro Series 440N Letter Q X 4 3/4" Black And Gold Oxide HSS Heavy Duty Jobber Length Drill Bit With Straight Shank And 3 7/16" Flute (12 Per Pack)

Drillco Nitro Series 480N NO 30 X 2 3/4" Black And Gold Oxide HSS Heavy Duty Jobber Length Drill Bit With Straight Shank And 1 5/8" Spiral Flute

Drillco Nitro Series 480N NO 30 X 2 3/4" Black And Gold Oxide HSS Heavy Duty Jobber Length Drill Bit With Straight Shank And 1 5/8" Spiral Flute

Drillco Nitro Series 300N 9/32" X 2 11/16" Black And Gold Oxide HSS Screw Machine Length Stub Drill Bit With Straight Shank And 1 1/2" Spiral Flute

Drillco Nitro Series 300N 9/32" X 2 11/16" Black And Gold Oxide HSS Screw Machine Length Stub Drill Bit With Straight Shank And 1 1/2" Spiral Flute

Drillco Nitro Series 300N 7/32" X 2 3/8" Black And Gold Oxide HSS Screw Machine Length Stub Drill Bit With Straight Shank And 1 1/4" Spiral Flute (12 Per Pack)

Drillco Nitro Series 300N 7/32" X 2 3/8" Black And Gold Oxide HSS Screw Machine Length Stub Drill Bit With Straight Shank And 1 1/4" Spiral Flute (12 Per Pack)