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3G Electric
CHICAGO-LATROBE 25/64" Solid Carbide Screw-Machine Length Drill Bit - General Purpose Solid Carbide Screw-Machine Length Drill Bits
CHICAGO-LATROBEGeneral Purpose Solid Carbide Screw-Machine Length Drill Bits

CHICAGO-LATROBE 25/64" Solid Carbide Screw-Machine Length Drill Bit

CHICAGO-LATROBE General Purpose Solid Carbide Screw-Machine Length Drill Bits.

SKU 3G-OTH-194502

Brand
CHICAGO-LATROBE
Item
25/64" Solid Carbide Screw-Machine Length Drill Bit
Part Number
78721
Category
General Purpose Solid Carbide Screw-Machine Length Drill Bits
Available to Order
Also known as:78721CHICAGO-LATROBE
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Technical specs
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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
78721

Technical Documents

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

Product Description

CHICAGO-LATROBE General Purpose Solid Carbide Screw-Machine Length Drill Bits.

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 Screw Machine Drill Bit 78721 used for?

This general purpose solid carbide screw-machine length drill bit is designed for precision drilling in production environments. It is ideal for creating accurate holes in metals and other materials on automatic screw machines or CNC lathes, where rigidity and chip control are critical.

What are the specifications of the CHICAGO-LATROBE 78721 drill bit?

The CHICAGO-LATROBE 78721 is a solid carbide screw-machine length drill bit with a 25/64" diameter (0.3906 inches). It features a 118° 4-facet point geometry for improved centering and reduced thrust. The manufacturer part number is 78721.

Where to buy CHICAGO-LATROBE 78721 drill bits worldwide?

3G Electric supplies the CHICAGO-LATROBE 78721 screw machine drill bit worldwide. As a global industrial equipment 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 correct CHICAGO-LATROBE screw machine drill bit?

Select based on hole diameter, material, and machine type. For the 78721, the 25/64" size suits medium-precision holes in steel or alloys. The 118° point and 4-facet grind reduce walking on entry. Ensure your machine provides rigid support and adequate coolant for carbide tooling.

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.
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CHICAGO-LATROBE Products

3G Electric supplies CHICAGO-LATROBE general purpose solid carbide 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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This 1/4" diameter solid carbide screw-machine length drill bit features a 118° 4-facet point for precise centering and reduced thrust. Designed for general-purpose drilling in production environments, it is suitable for high-speed automated machining of ferrous and non-ferrous materials. The carbide construction provides extended tool life in repetitive drilling operations
CHICAGO-LATROBE
This 1/4" diameter solid carbide screw-machine length drill bit features a 118° 4-facet point for precise centering and reduced thrust. Designed for general-purpose drilling in production environments, it is suitable for high-speed automated machining of ferrous and non-ferrous materials. The carbide construction provides extended tool life in repetitive drilling operations

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