Viking Ultra Bor 135 Super Premium H.S.S. High Helix Flute Jobbers Drill, 5/16″ Size, .3125″ Decimal Size, 3-3/16″ Flute Length, 4-1/2″ Overall Length

• H.S.S. – High Speed Steel
• 135 split point provides fast penetration & accurate starting without a center punch.
• 2 Flutes
• Type: 240-SS
• Design allows for increased feed rates
• No pre-hole drilling required.
• Drilling In Stainless Steel & Non-Ferrous Materials
• Drill Type: Jobbers Length
• Shank Style: Straight Shank
• Black & gold finish.
• Tolerance NAS 907.
• Cutting Direction: Right Hand
• Helix angle: 50
• Workpiece Material Range: Steel, Stainless Steel, Non-Ferrous, Cast Iron, Plastics
• Country of Origin: U.S.A.

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