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6" Long Aircraft Extension Twist Drill, 1/2" Size, 4-1/2" Flute Length by Penn Tool Co.

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Product details

Management number 214314992 Release Date 2026/04/12 List Price $36.00 Model Number 214314992
Category

This 6-inch Viking H.S.S. Long Aircraft Extension Twist Drill, with a 1/2-inch size and 4-1/2-inch flute length, is a robust high-speed steel drill, boasting a hardness of 58 to 60 RC. It features a 135 drill point angle and a spiral flute design with 2 flutes. Crafted from durable material, it resists chip welding and enhances abrasion resistance. Engineered for deep hole drilling, it offers sturdy construction and comes with a straight shank, packaged in sets of 6.

  • Material: High-Speed Steel
  • Hardness: 58-60 RC
  • Drill Point: 135 Angle
  • Flute Design: Spiral
  • Number of Flutes: 2
  • Black Oxide Coating: Prevents Chip Welding, Enhances Abrasion Resistance
  • Application: Deep Hole Drilling
  • Construction: Solid
  • Shank Type: Straight
Brand Name Penn Tool Co.
Finish Types Black Oxide
Manufacturer Penn Tool Co.
Material Type H.S.S. - High Speed Steel
Number of Flutes 2
Surface Recommendation Cast Iron, Metal, Plastic

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