Drillco 350E008 3500E Imperial Plain Combined Drill and Countersink, 5/16 in Drill - Fraction, 0.3125 in Drill - Decimal Inch, 60 deg Included Angle, 60 deg Point Angle, HSS, Bright
35000000000
MFG #: 350E008
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Drillco Combined Drill and Countersink, Imperial Plain, Series: 3500E, 5/16 in Drill Size - Fraction, 0.3125 in Drill Size - Decimal Inch, 5/16 in Point Dia, 3/4 in Body Dia, 3-1/2 in Overall Length, 3/4 in Shank, 60 deg Point, 60 deg Included Angle, Right Hand Cutting, HSS Cutting Edge, HSS, Bright
- When metal parts are machined on centers, as in turning or cylindrical grinding, it is always necess
- Plain type is the most commonly used combined drill and countersink
When metal parts are machined on centers, as in turning or cylindrical grinding, it is always necessary to drill and countersink the center holes to serve as seats or bearings in the machine centers
Plain type is the most commonly used combined drill and countersink