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CHICAGO-LATROBE 26-Piece Cobalt Screw-Machine Length Drill Bit Set - Cobalt Screw-Machine Length Drill Bit Sets
CHICAGO-LATROBECobalt Screw-Machine Length Drill Bit Sets

CHICAGO-LATROBE 26-Piece Cobalt Screw-Machine Length Drill Bit Set

The CHICAGO-LATROBE Screw Machine Drill Bit Set (26 Pc, MPN 69855) is a cobalt screw-machine length drill bit set with a 135° split point and straw oxide cobalt finish, supplied in a metal index.

SKU 3G-OTH-193347

Brand
CHICAGO-LATROBE
Item
26-Piece Cobalt Screw-Machine Length Drill Bit Set
Part Number
69855
Category
Cobalt Screw-Machine Length Drill Bit Sets
Available to Order
Also known as:69855CHICAGO-LATROBE
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
69855
Type
A to Z, Straw Oxide Cobalt
Split Point
135°

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

Product Description

The CHICAGO-LATROBE Screw Machine Drill Bit Set (26 Pc, MPN 69855) is a cobalt screw-machine length drill bit set with a 135° split point and straw oxide cobalt finish, supplied in a metal index.

Frequently Asked Questions

What is the CHICAGO-LATROBE Screw Machine Drill Bit Set 69855 used for?

This 26-piece cobalt screw-machine length drill bit set is designed for precision drilling in metalworking applications. The 135° split point reduces walking and requires less thrust, making it ideal for production drilling in steel, stainless steel, and other hard materials.

What are the specifications of the CHICAGO-LATROBE 69855 drill bit set?

The set includes 26 pieces covering sizes A to Z. Bits feature a 135° split point and straw oxide cobalt finish for heat resistance and durability. The set comes in a metal index for organized storage. Manufacturer part number is 69855.

Where to buy the CHICAGO-LATROBE 69855 drill bit set worldwide?

3G Electric supplies the CHICAGO-LATROBE 69855 cobalt screw-machine drill bit set worldwide. As a global industrial distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the right CHICAGO-LATROBE screw machine drill bit set?

Select based on material and hole depth. Screw-machine length bits are shorter for rigidity in CNC or automatic lathes. The 135° split point on this CHICAGO-LATROBE set is ideal for hard metals. For general purpose drilling, consider a standard jobber-length set instead.

Used in

Common applications for CHICAGO-LATROBE
Aerospace manufacturing — Chicago-Latrobe NAS-spec jobber-length drill bits (e.g., MPN 42631) for drilling holes in airframe components.
Metal fabrication — Chicago-Latrobe single-flute countersinks (e.g., MPN 56774) for deburring and chamfering holes in steel plates.
Machine shop — Chicago-Latrobe 82° countersinks (e.g., MPN 56738) for creating flush-mount recesses for flat-head screws in assemblies.
Maintenance and repair — Chicago-Latrobe 90° countersinks (e.g., MPN 56760) for chamfering holes and removing burrs on industrial equipment.
Automotive production — Chicago-Latrobe HSS drill bits for holemaking in engine blocks and chassis components.
General machining — Chicago-Latrobe countersinks in various body diameters for chamfering and deburring in job shops.
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CHICAGO-LATROBE Products

3G Electric supplies CHICAGO-LATROBE cobalt screw-machine length drill bit sets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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