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CHICAGO-LATROBE Screw Machine Drill Bit: 21/64", 135° Split Point - General Purpose Cobalt Screw-Machine Length Drill Bits
CHICAGO-LATROBEGeneral Purpose Cobalt Screw-Machine Length Drill Bits

CHICAGO-LATROBE Screw Machine Drill Bit: 21/64", 135° Split Point

The CHICAGO-LATROBE Screw Machine Drill Bit (MPN 51818) is a 21/64" general purpose cobalt screw-machine length drill bit with a 135° split point and TiN-coated cobalt construction. It is designed for precision…

SKU 3G-OTH-409545

Brand
CHICAGO-LATROBE
Item
Screw Machine Drill Bit: 21/64", 135° Split Point
Category
General Purpose Cobalt Screw-Machine Length Drill Bits
Available to Order
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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
51818
Type
TiN-Coated Cobalt
Split Point
135°

Technical Documents

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

Product Description

The CHICAGO-LATROBE Screw Machine Drill Bit (MPN 51818) is a 21/64" general purpose cobalt screw-machine length drill bit with a 135° split point and TiN-coated cobalt construction. It is designed for precision drilling in industrial applications, with a diameter of 0.3281 inches.

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 a CHICAGO-LATROBE 51818 screw machine drill bit used for?

The CHICAGO-LATROBE 51818 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 in production machining across industries like automotive and aerospace.

What are the specifications of the CHICAGO-LATROBE 51818 drill bit?

The CHICAGO-LATROBE 51818 is a TiN-coated cobalt screw-machine-length drill bit with a 21/64" (0.3281") diameter and a 135° split point. It is designed for general-purpose drilling in tough materials, offering wear resistance and reduced thrust force.

Where to buy CHICAGO-LATROBE 51818 drill bits worldwide?

3G Electric supplies CHICAGO-LATROBE 51818 drill bits worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this TiN-coated cobalt bit to your facility, ensuring you get the right tool for your application.

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

Select a screw machine drill bit like the CHICAGO-LATROBE 51818 based on material hardness, hole depth, and finish requirements. For hard materials, choose cobalt with TiN coating and a 135° split point to reduce walking. Match diameter (21/64") and length to your machine's capacity.

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 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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