Products 17522511 Unit Price: $ 174.4200 /EA Pkg Qty: 1 Description: 5/1620XD HELIOS Item Category Code: OSG Product Group Code: DRILLING Coating: WXL Coolant Through: No Decimal Size: 0.3125 Flute Helix: 40 Deg Flute Length: 184 Flutes: 2 Fractional Size: 5/16 Length Style: Extra Long Material: HSSCo Metric Size: 7.94 Overall Length: 255 Point Angle: 120 Deg Point Type: R Thinning Shank Diameter: 5/16 × Warning! You are currently logged in as a guest, please login or continue as guest.