CHICAGO-LATROBE Screw Machine Drill Bit: 3/8", 135° Split Point
The CHICAGO-LATROBE Screw Machine Drill Bit (3/8") is a general purpose cobalt screw-machine length drill bit with a TiN-coated cobalt construction and a 135° split point. This SKU 3G-OTH-409646 (MPN 51821) is…
SKU 3G-OTH-409646
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The CHICAGO-LATROBE Screw Machine Drill Bit (3/8") is a general purpose cobalt screw-machine length drill bit with a TiN-coated cobalt construction and a 135° split point. This SKU 3G-OTH-409646 (MPN 51821) is designed for precision drilling in industrial applications, backed by 3G Electric's sourcing and support across 14 industrial departments.
Frequently Asked Questions
What is a Chicago-Latrobe 51821 screw machine drill bit used for?
This 3/8" TiN-coated cobalt drill bit is designed for high-speed drilling in tough materials like stainless steel and alloy steels. Its 135° split point reduces walking and improves penetration, making it ideal for automated machining and production environments.
What are the specifications of the Chicago-Latrobe 51821 drill bit?
The Chicago-Latrobe 51821 is a 3/8" diameter screw-machine-length drill bit with a 135° split point. It features TiN-coated cobalt construction for heat resistance and extended tool life. The manufacturer part number is 51821.
Where to buy Chicago-Latrobe 51821 drill bits worldwide?
3G Electric supplies Chicago-Latrobe 51821 drill bits worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this general-purpose cobalt screw-machine-length drill bit.
How to select the right Chicago-Latrobe screw machine drill bit?
Select based on material hardness and hole depth. For tough alloys, choose TiN-coated cobalt like the 51821. The 135° split point aids self-centering. Match diameter (3/8") to your application. 3G Electric can help confirm the correct part for your machining process.
Used in
Common applications for CHICAGO-LATROBECHICAGO-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.
