Decimal Diameter 0.4724 Flute Length 2 3/16 Flute Length (mm) 56 Overall Length 3 11/16 Overall Length (mm) 94 Tool Diameter (mm) 12.0 Weight 0.18 lbs 2640120Type 2640Stock: Call Us For Stock Status.$63.20 Discontinued, While Supplies Last. Category: 2640-M