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CHICAGO-LATROBE Jobber Length Drill Bit: 31/64", 135° Split Point, TiCN-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: 31/64", 135° Split Point, TiCN-Coated HSS

3G Electric supplies the CHICAGO-LATROBE Jobber Length Drill Bit (31/64", MPN 43631), a TiCN-Coated HSS NAS 907 Type B bit with a 135° split point. This NAS-spec aerospace drill bit is sourced across our 14…

SKU 3G-OTH-190576

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: 31/64", 135° Split Point, TiCN-Coated HSS
Category
NAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
43631
Type
TiCN-Coated HSS, NAS 907 Type B
Split Point
135°

Technical Documents

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

Product Description

3G Electric supplies the CHICAGO-LATROBE Jobber Length Drill Bit (31/64", MPN 43631), a TiCN-Coated HSS NAS 907 Type B bit with a 135° split point. This NAS-spec aerospace drill bit is sourced across our 14 industrial departments, with specialist expertise in combustion, pumps, and controls ensuring we interpret your demand and deliver the right solution.

Frequently Asked Questions

What is the CHICAGO-LATROBE 43631 drill bit used for?

The CHICAGO-LATROBE 43631 is a 31/64" jobber length drill bit with a 135° split point and TiCN coating, designed for aerospace applications per NAS 907 Type B. It drills high-strength alloys and stainless steels where precision and tool life are critical.

What are the specifications of the CHICAGO-LATROBE 43631?

The CHICAGO-LATROBE 43631 is a 31/64" (0.4844 inch) jobber length drill bit with a 135° split point, TiCN-coated high-speed steel, and meets NAS 907 Type B. The manufacturer part number is 43631. It is built for aerospace-grade drilling.

Where to buy CHICAGO-LATROBE 43631 worldwide?

3G Electric supplies the CHICAGO-LATROBE 43631 drill bit worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this NAS 907 Type B aerospace drill bit.

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

For aerospace drilling, match the drill bit to the material and hole tolerance. The CHICAGO-LATROBE 43631 with TiCN coating and 135° split point reduces thrust and walking on curved surfaces. Always verify shank diameter and flute length against your application requirements.

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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This jobber-length drill bit is made from TiCN-coated high-speed steel and meets NAS 907 Type B specifications. The 135° split point reduces walking and thrust during drilling. It is suited for precision drilling in aerospace and other demanding applications
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This jobber-length drill bit is made from TiCN-coated high-speed steel and meets NAS 907 Type B specifications. The 135° split point reduces walking and thrust during drilling. It is suited for precision drilling in aerospace and other demanding applications
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This jobber-length drill bit is made from high-speed steel with a TiCN coating and features a 135° split point. It meets NAS 907 Type B specifications for aerospace drilling applications. The 7/64" diameter bit is designed to reduce walking and thrust during use
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This jobber-length drill bit is made from high-speed steel with a TiCN coating and features a 135° split point. It meets NAS 907 Type B specifications for aerospace drilling applications. The 7/64" diameter bit is designed to reduce walking and thrust during use
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This jobber-length drill bit is made from TiCN-coated high-speed steel and meets NAS 907 Type B specifications. The 135° split point reduces walking during drilling. It is suited for general aerospace drilling applications where NAS compliance is required

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This #62 jobber-length drill bit is made from high-speed steel with a black oxide finish, conforming to NAS 907 Type B specifications. The 135° split point reduces walking and improves hole accuracy. It is commonly used for precision drilling in high-strength alloys and sheet metals in aerospace applications
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Jobber-length drill bit with a 0.0520-inch diameter, made from TiN-coated high-speed steel. Features a 135° split point and conforms to NAS 907 Type B standards. Used for precision drilling in aerospace applications requiring tight tolerances and consistent hole quality
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This jobber-length drill bit is made from high-speed steel with a black oxide finish and a 135° split point. It conforms to NAS 907 Type B specifications. Typical applications include drilling in aerospace and other precision metalworking operations where close tolerances are required
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Jobber-length drill bit with #44 wire-gauge diameter (0.0860 in), made from TiCN-coated high-speed steel. Features a 135° split point for reduced walking and improved hole accuracy. Complies with NAS 907 Type B standards, suitable for drilling in high-strength alloys and curved surfaces in aerospace applications
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