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CHICAGO-LATROBE Jobber Length Drill Bit: #50, 135° Split Point, TiAlN-Coated HSS - NAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace
CHICAGO-LATROBENAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace

CHICAGO-LATROBE Jobber Length Drill Bit: #50, 135° Split Point, TiAlN-Coated HSS

The CHICAGO-LATROBE Jobber Length Drill Bit #50 is a NAS-Spec High-Speed Steel jobber-length drill bit for aerospace, featuring a TiAlN-coated HSS construction with a 135° split point per NAS 907 Type B. With a…

SKU 3G-OTH-190043

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: #50, 135° Split Point, TiAlN-Coated HSS
Category
NAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
42720
Type
TiAlN-Coated HSS, NAS 907 Type B
Split Point
135°

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CHICAGO-LATROBE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CHICAGO-LATROBE Jobber Length Drill Bit #50 is a NAS-Spec High-Speed Steel jobber-length drill bit for aerospace, featuring a TiAlN-coated HSS construction with a 135° split point per NAS 907 Type B. With a diameter of 0.0700 inches (MPN 42720), this bit is designed for precision drilling in demanding applications.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the CHICAGO-LATROBE Jobber Length Drill Bit #50 used for?

This TiAlN-coated HSS drill bit is designed for aerospace applications requiring NAS 907 Type B compliance. Its 135° split point reduces walking and improves hole accuracy in hard metals. The #50 size (0.0700 in) suits precision drilling in aircraft-grade alloys and stainless steel.

What are the specifications of the CHICAGO-LATROBE 42720 drill bit?

The CHICAGO-LATROBE 42720 is a #50 jobber-length drill bit with a 0.0700 in diameter, 135° split point, and TiAlN coating on high-speed steel. It meets NAS 907 Type B standards for aerospace drilling. The coating extends tool life in abrasive materials.

Where to buy CHICAGO-LATROBE drill bits worldwide?

3G Electric supplies CHICAGO-LATROBE drill bits worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on the 42720 or other NAS-spec tooling.

How to select the right CHICAGO-LATROBE drill bit for aerospace work?

For aerospace drilling, choose a bit that meets NAS 907 Type B specs, like the CHICAGO-LATROBE 42720. The 135° split point and TiAlN coating suit hard alloys. Match the #50 size (0.0700 in) to your hole tolerance. Always verify shank compatibility with your collet system.

Used in

Common applications for CHICAGO-LATROBE
Aerospace 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 jobber-length drill bits for aerospace. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
CHICAGO-LATROBE Jobber Length Drill Bit: #49, 135° Split Point, TiAlN-Coated HSS, NAS 907 Type B (MPN 42719)
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CHICAGO-LATROBE Jobber Length Drill Bit: #49, 135° Split Point, TiAlN-Coated HSS, NAS 907 Type B (MPN 42719)
CHICAGO-LATROBE Jobber Length Drill Bit: #51, 135° Split Point, TiAlN-Coated HSS, NAS 907 Type B (MPN 42721)
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CHICAGO-LATROBE Jobber Length Drill Bit: #51, 135° Split Point, TiAlN-Coated HSS, NAS 907 Type B (MPN 42721)
CHICAGO-LATROBE Jobber Length Drill Bit: #52, 135° Split Point, TiAlN-Coated HSS, NAS 907 Type B (MPN 42722)
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CHICAGO-LATROBE Jobber Length Drill Bit: #52, 135° Split Point, TiAlN-Coated HSS, NAS 907 Type B (MPN 42722)
CHICAGO-LATROBE Jobber Length Drill Bit: #40, 135° Split Point, TiAlN-Coated HSS, NAS 907 Type B (MPN 42710)
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CHICAGO-LATROBE Jobber Length Drill Bit: #40, 135° Split Point, TiAlN-Coated HSS, NAS 907 Type B (MPN 42710)
CHICAGO-LATROBE Jobber Length Drill Bit: #48, 135° Split Point, TiAlN-Coated HSS, NAS 907 Type B (MPN 42718)
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CHICAGO-LATROBE Jobber Length Drill Bit: #48, 135° Split Point, TiAlN-Coated HSS, NAS 907 Type B (MPN 42718)
CHICAGO-LATROBE Jobber Length Drill Bit: #41, 135° Split Point, TiAlN-Coated HSS, NAS 907 Type B (MPN 42711)
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CHICAGO-LATROBE Jobber Length Drill Bit: #41, 135° Split Point, TiAlN-Coated HSS, NAS 907 Type B (MPN 42711)

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