Hertel Cobalt Screw Machine Length Drill Bit, 21/32" Diameter, 135 Degree, Straw Finish, 4-1/2" OAL, 2-7/8" Flute Length, Right Hand Cut, Regular Spiral Flute

★★★★★ 4.6 72 reviews

$54.06
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Product details

Management number 221866605 Release Date 2026/05/04 List Price $21.62 Model Number 221866605
Category

The Hertel Screw Machine Length Drill Bit delivers precision and durability for demanding metalworking applications. Featuring a 21/32" (0.6562) diameter and 135-degree split point design, this cobalt drill bit provides superior penetration and reduced thrust requirements. The straw/oxide finish offers enhanced heat resistance, while the 4-1/2" overall length and 2-7/8" flute length provide excellent stability during operation. Engineered with a regular spiral flute and right-hand cut, this bit ensures efficient chip evacuation and clean hole production. Ideal for professional machinists working with tough materials, this screw machine length drill bit combines Hertel's manufacturing expertise with performance-driven design. Perfect for production environments where consistent, accurate holes are required in challenging metals and alloys.

  • PREMIUM MATERIAL: Crafted from high-quality cobalt steel with a straw finish for enhanced durability and heat resistance when drilling through tough materials.
  • PRECISE DIMENSIONS: Features a 21/32" (0.6562) diameter with a 4-1/2" overall length and 2-7/8" flute length for optimal performance in screw machine applications.
  • SPECIALIZED DESIGN: 135-degree split point tip reduces thrust and prevents walking, ensuring accurate hole placement and clean entry.
  • VERSATILE PERFORMANCE: Regular spiral flute with right-hand cut provides efficient chip evacuation and smooth operation in metalworking applications.
  • PROFESSIONAL QUALITY: Hertel screw machine length drill bit is engineered for precision drilling in industrial and manufacturing environments.
Model 42247
Brand Name Hertel
Shank Type Straight
Part Number 42247
Finish Types Oxide/Gold Finish
Manufacturer MSC Industrial
Material Type Cobalt
Tool Flute Type Spiral
Cutting Diameter 0.66 Inches
Number of Flutes 2
Number of Pieces 1
Included Components Drill Bit
Cutting Angle String 135 Degrees
Surface Recommendation Metal

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