Specification Brand : Generic BulletPoint1 : THIS IS A SELLER REFURBISHED, NEW NEVER USED /16 (MIKES .309) X 3/8 X 3/4 X 2-1/2 2 FLUTE CENTER CUT HSS RHC BALL SINGLE END ENDMILL RADIUS IS ABOUT .002 OFF BulletPoint2 : WE HAVE REGROUND THIS TOOL IN OUR SHOP. IT HAD BEEN REJECTED FOR DINGS OR SIMULAR BLEMISHES. BulletPoint3 : Top Radius: 0.5mm/0.75mm/ 1mm /1.25mm /2mm /2.5mm /3mm /4mm BulletPoint4 : Diameter: 1mm /1.5mm/2mm/2.5mm/4mm/5mm/6mm/8mm BulletPoint5 : Overall Length : 50mm/60mm/75mm/100mm Color : 2F R4XD8X100 HRC55 EndCutType : Ball End ExternallyAssignedProductIdentifier : 9406091291135 ItemName : 5/16 (Mikes .309) X 3/8 X 3/4 X 2-1/2 2 Flute CC HSS RHC Ball Single END ENDMILL ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : ball-nose-end-mills Manufacturer : USA Material : High Speed Steel NumberOfFlutes : 2 NumberOfItems : 1 PartNumber : A-4-7-5-14-LN ProductDescription : Item: ball nose end mill Material: Carbide Number of Flutes: 2 Top Radius: 0.5mm/0.75mm/ 1mm /1.25mm /2mm /2.5mm /3mm /4mm Diameter: 1mm /1.5mm/2mm/2.5mm/4mm/5mm/6mm/8mm Overall Length : 50mm/60mm/75mm/100mm Hardness: 55HRC