CHICAGO-LATROBENAS-Spec High-Speed Steel Aircraft-Extension Drill Bits
CHICAGO-LATROBE Aircraft Extension Drill: #21, 6" Overall Lg, 135° Split Point
The CHICAGO-LATROBE Aircraft Extension Drill: #21 is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 406X25, MPN 11051) with a 0.1590-inch diameter, 6-inch overall length, 135° split point, and black…
SKU 3G-OTH-208003
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CHICAGO-LATROBE Products
3G Electric (S) Pte. Ltd. — Singapore
Product Description
The CHICAGO-LATROBE Aircraft Extension Drill: #21 is an NAS-Spec High-Speed Steel Aircraft-Extension Drill Bit (SKU 406X25, MPN 11051) with a 0.1590-inch diameter, 6-inch overall length, 135° split point, and black oxide finish. It conforms to NAS 907 Type B standards.
Used in
Common applications for CHICAGO-LATROBEAerospace assembly — Chicago-Latrobe NAS 907 Type B aircraft-extension drill bits for drilling fastener holes in aluminum and titanium skins.
Metal fabrication — Chicago-Latrobe reduced-shank drill bit sets for enlarging holes in structural steel using magnetic drill presses.
Maintenance repair — Chicago-Latrobe left-hand cobalt jobber-length drill bits for removing broken bolts in machinery.
Tool and die making — Chicago-Latrobe jobber-length drill bit sets with 135° split point for precision hole drilling in hardened steels.
Automotive repair — Chicago-Latrobe spiral-flute screw extractors for removing seized fasteners in engine blocks or exhaust systems.
General manufacturing — Chicago-Latrobe HSS jobber-length drill bits for production drilling in mild steel and cast iron.
CHICAGO-LATROBE Products
3G Electric supplies CHICAGO-LATROBE nas-spec high-speed steel aircraft-extension drill bits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
