Chicago-Latrobe 46700 550 NAS-Type Heavy-Duty Cobalt Straw Jobber-Length Drill Bit 0.1285 in dia Cutting 2.75 in OAL #30 Wire

Product Description

The Chicago-Latrobe 46700 550 NAS-Type Heavy-Duty Cobalt Straw Jobber-Length Drill Bit offers professional-grade performance for drilling applications. Manufactured to NAS 907 Type J geometric aerospace specifications, this drill bit is designed for high-tensile and work-hardening materials.

• NAS 907 Type J geometry
• Premium cobalt high-speed steel
• 135-degree P3 split point

Product Highlights

This drill bit is built for durability and precision drilling, featuring a self-centering split point for reduced thrust and easier penetration. The straw finish helps in identifying cobalt drills and adds lubricity.

Product Information

Standard Information

• Manufacturer: Greenfield Industries Inc
• Brand: Chicago-Latrobe
• Country of Origin: US

Technical Specifications

• Category: Twist Drill Bits
• Bit Length: 2.75 inches
• Coating: Straw
• Cutting Diameter: 0.1285 inches
• Diameter: #30 Wire
• Finish: Straw
• Flute Length: 1.625 inches
• Material: HSS-CO 8% (M42)
• Number of Flutes: 2
• Overall Length: 2.75 inches
• Point Angle: 135 degrees RHS/RHC
• Point Shape: Split
• Shank Type: Straight
• Type: Style 550