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CHICAGO-LATROBE Jobber Length Drill Bit Set: 21 Pc, 1/16" to 3/8" by 64ths - NAS-Spec High-Speed Steel Jobber-Length Drill Bit Sets for Aerospace
CHICAGO-LATROBENAS-Spec High-Speed Steel Jobber-Length Drill Bit Sets for Aerospace

CHICAGO-LATROBE Jobber Length Drill Bit Set: 21 Pc, 1/16" to 3/8" by 64ths

The CHICAGO-LATROBE Jobber Length Drill Bit Set (SKU 6WTX5, MPN 43639) is a 21-piece NAS-spec high-speed steel jobber-length drill bit set for aerospace applications. It includes bits from 1/16" to 3/8" by 64ths with…

SKU 3G-OTH-194760

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit Set: 21 Pc, 1/16" to 3/8" by 64ths
Category
NAS-Spec High-Speed Steel Jobber-Length Drill Bit Sets for Aerospace
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
43639
Type
1/16" to 3/8" by 64ths
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 Set (SKU 6WTX5, MPN 43639) is a 21-piece NAS-spec high-speed steel jobber-length drill bit set for aerospace applications. It includes bits from 1/16" to 3/8" by 64ths with a 135° split point, housed in a metal index. The set meets NAS 907 Type B specifications.

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 Set 43639 used for?

This 21-piece high-speed steel drill bit set is designed for aerospace applications requiring NAS 907 Type B compliance. It drills holes from 1/16" to 3/8" by 64ths in metals and composites, using a 135° split point to reduce walking and thrust.

What are the specifications of the CHICAGO-LATROBE 43639 drill bit set?

The set includes 21 jobber-length bits from 1/16" to 3/8" in 1/64" increments, each with a 135° split point. It meets NAS 907 Type B specifications and comes in a metal index. The manufacturer part number is 43639, and the SKU is 6WTX5.

Where to buy the CHICAGO-LATROBE 43639 drill bit set worldwide?

3G Electric supplies the CHICAGO-LATROBE 43639 drill bit set worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time.

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

For aerospace drilling, choose a set that meets NAS 907 Type B specs, like the CHICAGO-LATROBE 43639. The 135° split point helps prevent bit walking on curved surfaces. Ensure the size range covers your required hole diameters from 1/16" to 3/8".

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 bit sets 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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