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LARGE USA INVENTORY

Orders ship same day and/or complete in 3-5 days

JJ Tools is a leading South Korean manufacturer of Solid Carbide End Mills, offering an excellent combination of performance & price.

Applying the latest CVD coating technology which has no residual stress at the interface for extending tool life for machining graphite. CVD diamond is a binderless- pure crystal, delivering identical properties of single diamond crystal.

Read our in-depth article about graphite machining techniques Tips from a graphite pro

JJ Tools Only From Tri-Gemini

 

Diamond Series


Hard Series


JJ Series


SUS Series

 


Threadmill Series


E Series


Flat Drill Series

PCD End Mills for Graphite

TRI-GEMINI, LLC - 4129 May St. Hillside, IL 60162

P: 708-786-4300 F: 708-681-6280 [email protected]