When a cutting edge becomes dull, you just need to rotate the insert in the holder to use the sharp edge Used for Side milling and finish pocketing cutter 1 Inch End Mill OSCARBIDE Heavy Duty Indexable End Mill,1''Shank Weldon,1 Carbide Inserts End Mill Endmill | Arcana, Online store for trading dead stock products in Thailand. – ARCANA Heavy Duty Indexable End Mill 1 inch Cuting Diameter,1 inch Shank Weldon, 4-1/4 inch overall Length,1-7/16 Cuting Length, 2 Flutes The 4-1/4 overall length and 1-7/16 cutting length provide versatility for various machining tasks. TiN-coated carbide inserts (APKT1003) offer superior durability and performance OSCARBIDE Heavy Duty Indexable End Mill,1''Shank Weldon,1Cutting Diameter,4-1/4 Overall Length,2 Flutes,Right Hand with 8pcs APKT1003 Carbide Inserts