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.