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CHICAGO-LATROBE 5/64" TiN-Coated Cobalt Screw-Machine Length Drill Bit - General Purpose Cobalt Screw-Machine Length Drill Bits
CHICAGO-LATROBEGeneral Purpose Cobalt Screw-Machine Length Drill Bits

CHICAGO-LATROBE 5/64" TiN-Coated Cobalt Screw-Machine Length Drill Bit

The CHICAGO-LATROBE Screw Machine Drill Bit (MPN 51802) is a general purpose cobalt screw-machine length drill bit with a 5/64" diameter (0.0781"). It features a 135° split point and TiN-coated cobalt construction…

SKU 3G-OTH-409605

Brand
CHICAGO-LATROBE
Item
5/64" TiN-Coated Cobalt Screw-Machine Length Drill Bit
Part Number
51802
Category
General Purpose Cobalt Screw-Machine Length Drill Bits
Available to Order
Also known as:51802CHICAGO-LATROBE
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
51802
Type
TiN-Coated 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 (MPN 51802) is a general purpose cobalt screw-machine length drill bit with a 5/64" diameter (0.0781"). It features a 135° split point and TiN-coated cobalt construction for enhanced durability in industrial drilling applications.

Frequently Asked Questions

What is a Chicago-Latrobe 51802 screw machine drill bit used for?

The Chicago-Latrobe 51802 is a general-purpose cobalt screw-machine-length drill bit used for precise, short-hole drilling in hard materials. Its 135° split point reduces walking, and the TiN coating extends tool life. It is commonly applied in CNC machining, automotive, and aerospace production environments.

What are the specifications of the Chicago-Latrobe 51802 drill bit?

The Chicago-Latrobe 51802 is a 5/64" diameter screw-machine-length drill bit with a 135° split point. It is made from TiN-coated cobalt steel, offering heat resistance and wear protection. The manufacturer part number is 51802, and the decimal equivalent is 0.0781 inches.

Where to buy Chicago-Latrobe 51802 drill bits worldwide?

3G Electric supplies Chicago-Latrobe 51802 drill bits worldwide. As a global industrial sourcing partner, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this TiN-coated cobalt screw-machine-length drill bit.

How to select the correct screw machine drill bit for my application?

Select a screw machine drill bit based on hole depth, material hardness, and required finish. For hard materials like stainless steel, choose cobalt with a 135° split point and TiN coating, as with the Chicago-Latrobe 51802. Ensure the diameter matches your hole size and the shank fits your chuck.

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 general purpose cobalt screw-machine length drill bits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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General purpose screw-machine length drill bit made of TiN-coated cobalt with a 135° split point. Designed for precision drilling in ferrous metals on automated lathes and CNC machines. The split point reduces walking and the coating extends tool life
CHICAGO-LATROBE
General purpose screw-machine length drill bit made of TiN-coated cobalt with a 135° split point. Designed for precision drilling in ferrous metals on automated lathes and CNC machines. The split point reduces walking and the coating extends tool life

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