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Welcome!

USA Carbide has over 60 years of experience in the metal working industry and has become one of the largest online sources for carbide inserts and rotary tools. We process hundreds of orders each week from customers all over the world. We are also an Authorized Distributor. Niagara has the finest round tool offering in the world.

Our Made in USA product lines are in stock and ready to ship. Allow us to assist you by logging on to “Live Help”. We can cross reference your current brand and help you attain better value. If it is a carbide cutting tool, we supply it!
Find The Exact End Mill For Your application!!
Select the material you are machining from the drop down list
CNMG-432 Grade TiN-55
CNMG-432 Grade TiN-55 CNMG-432 Grade TiN-55
Everyday Low Price $2.70
CNMG-432 Grade TiN-55
SI-MCLNR-164 Boring Bar
SI-MCLNR-164 Boring Bar SI-MCLNR-164 Boring Bar
Everyday Low Price $126.40
SI-MCLNR-164 Boring Bar
Niagara 1/2" x 5/8" 2-1/2" 30° Helix TiAlN Coated
C430 - 1/2  - 4 Flute Square End Single End 30 Deg Helix Standar Niagara 1/2" x 5/8" 2-1/2" 30° Helix TiAlN Coated
Everyday Low Price $31.75
Niagara 1/2" x 5/8" 2-1/2" 30° Helix TiAlN Coated
4 Flute Endmill 1/2" x 1" x 3"  R.H.S.-R.H.C. TiAlN Coated
Standard End Mills Standard Length4 FluteSquare End Single End 4 Flute Endmill 1/2" x 1" x 3"  R.H.S.-R.H.C. TiAlN Coated
Everyday Low Price $22.95
4 Flute Endmill 1/2" x 1" x 3" R.H.S.-R.H.C. TiAlN Coated
DNMG-431 Grade TiN-55
DNMG-431 Grade TiN-55 DNMG-431 Grade TiN-55
Everyday Low Price $3.75
DNMG-431 Grade TiN-55
CCMT-32.51 Grade TiN-55
CCMT-32.51 Grade TiN-55 CCMT-32.51 Grade TiN-55
Everyday Low Price $4.05
CCMT-32.51 Grade TiN-55
RNMG-43 Grade TiN-55
RNMG-43 Grade TiN-55 RNMG-43 Grade TiN-55
Everyday Low Price $2.65
RNMG-43 Grade TiN-55
NT-3R TiN-55
NT-3R TiN-55 NT-3R TiN-55
Everyday Low Price $6.90
NT-3R TiN-55
TNMP-332 Grade TiN-55
TNMP-332 Grade TiN-55 TNMP-332 Grade TiN-55
Everyday Low Price $1.99
TNMP-332 Grade TiN-55
international shipping
Thank you for shopping at USA Carbide & Supply Inc., America’s online source for turning, boring, milling, drilling, cut-off, grooving and threading tools.

USA Carbide has 60 years experience with tooling applications, design, and manufacturing in the metalworking industry. USA Carbide brings to you the highest quality tools that you use everyday at prices that are unmatched in the industry.

Check out our line of High Performance Carbide Inserts, designed for your specific application, at a fraction of the cost of other major carbide companies’ tooling. If you are looking to save even more, check out our line of Multi-Purpose Carbide Turning and Milling Inserts.

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