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CHICAGO-LATROBE Extra Long Drill Bit: 39/64", 12" Overall Lg, 118° Notched Point - High-Speed Steel Extended-Length Drill Bits
CHICAGO-LATROBEHigh-Speed Steel Extended-Length Drill Bits

CHICAGO-LATROBE Extra Long Drill Bit: 39/64", 12" Overall Lg, 118° Notched Point

3G Electric supplies the CHICAGO-LATROBE Extra Long Drill Bit (MPN 50613), a 39/64" high-speed steel extended-length drill bit with a 12" overall length, 118° notched point, and black oxide finish. This tool is…

SKU 3G-OTH-207422

Brand
CHICAGO-LATROBE
Item
Extra Long Drill Bit: 39/64", 12" Overall Lg, 118° Notched Point
Category
High-Speed Steel Extended-Length Drill Bits
Available to Order
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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.

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
50613
Type
Black Oxide HSS
Overall Lg
12"
Notched Point
118°

Technical Documents

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

Product Description

3G Electric supplies the CHICAGO-LATROBE Extra Long Drill Bit (MPN 50613), a 39/64" high-speed steel extended-length drill bit with a 12" overall length, 118° notched point, and black oxide finish. This tool is sourced across our 14 industrial departments, with specialist expertise in combustion, pumps, and controls ensuring we interpret your demand and deliver the right solution.

Frequently Asked Questions

What is the CHICAGO-LATROBE Extra Long Drill Bit 50613 used for?

This 39/64" black oxide HSS drill bit is designed for deep-hole drilling in metal, wood, and plastics. Its 12" overall length and 118° notched point provide precise entry and chip evacuation in industrial machining, maintenance, and fabrication applications.

What are the specifications of the CHICAGO-LATROBE 50613 drill bit?

The CHICAGO-LATROBE 50613 is a 39/64" diameter extra long drill bit with a 12" overall length, 118° notched point, and black oxide high-speed steel construction. It is designed for extended reach drilling in tough materials.

Where to buy CHICAGO-LATROBE 50613 worldwide?

3G Electric supplies the CHICAGO-LATROBE 50613 extra long drill bit to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility, ensuring you get the right tool for deep-hole drilling applications.

How to select the right extra long drill bit for deep holes?

Choose a bit with sufficient overall length to clear the hole depth, like the CHICAGO-LATROBE 50613 at 12". Match diameter to your hole size, use a 118° point for general drilling, and ensure the material (black oxide HSS) suits your workpiece hardness.

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 high-speed steel extended-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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Compatible alternatives & equivalents

Cross-referenced by specification & description
CHICAGO-LATROBE Extra Long Drill Bit: 43/64", 12" Overall Lg, 118° Notched Point, Black Oxide HSS (MPN 50634)
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CHICAGO-LATROBE Extra Long Drill Bit: 43/64", 12" Overall Lg, 118° Notched Point, Black Oxide HSS (MPN 50634)
CHICAGO-LATROBE Extra Long Drill Bit: 41/64", 12" Overall Lg, 118° Notched Point, Black Oxide HSS (MPN 50624)
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CHICAGO-LATROBE Extra Long Drill Bit: 41/64", 12" Overall Lg, 118° Notched Point, Black Oxide HSS (MPN 50624)
CHICAGO-LATROBE Extra Long Drill Bit: 19/64", 12" Overall Lg, 118° Notched Point, Black Oxide HSS (MPN 50739)
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CHICAGO-LATROBE Extra Long Drill Bit: 19/64", 12" Overall Lg, 118° Notched Point, Black Oxide HSS (MPN 50739)
CHICAGO-LATROBE Extra Long Drill Bit: 25/64", 12" Overall Lg, 118° Notched Point, Black Oxide HSS (MPN 50745)
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CHICAGO-LATROBE Extra Long Drill Bit: 25/64", 12" Overall Lg, 118° Notched Point, Black Oxide HSS (MPN 50745)
CHICAGO-LATROBE Extra Long Drill Bit: 11/64", 12" Overall Lg, 118° Notched Point, Black Oxide HSS (MPN 50719)
CHICAGO-LATROBE
CHICAGO-LATROBE Extra Long Drill Bit: 11/64", 12" Overall Lg, 118° Notched Point, Black Oxide HSS (MPN 50719)
CHICAGO-LATROBE Extra Long Drill Bit: 37/64", 12" Overall Lg, 118° Notched Point, Black Oxide HSS (MPN 50602)
CHICAGO-LATROBE
CHICAGO-LATROBE Extra Long Drill Bit: 37/64", 12" Overall Lg, 118° Notched Point, Black Oxide HSS (MPN 50602)

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