We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

CHICAGO-LATROBE Extra Long Drill Bit: 21/64", 10" 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: 21/64", 10" Overall Lg, 118° Notched Point

The CHICAGO-LATROBE Extra Long Drill Bit (21/64", MPN 50511) is a high-speed steel extended-length drill bit with a black oxide finish and a 118° notched point. It has an overall length of 10" and a diameter of…

SKU 3G-OTH-207424

Brand
CHICAGO-LATROBE
Item
Extra Long Drill Bit: 21/64", 10" Overall Lg, 118° Notched Point
Category
High-Speed Steel Extended-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
50511
Type
Black Oxide HSS
Overall Lg
10"
Notched Point
118°

Technical Documents

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

Product Description

The CHICAGO-LATROBE Extra Long Drill Bit (21/64", MPN 50511) is a high-speed steel extended-length drill bit with a black oxide finish and a 118° notched point. It has an overall length of 10" and a diameter of 0.3281 inches, designed for deep-hole drilling applications.

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 Extra Long Drill Bit 50511 used for?

The CHICAGO-LATROBE Extra Long Drill Bit 50511 is used for drilling deep holes in metal, wood, and plastic where standard-length bits cannot reach. Its 10-inch overall length and 118° notched point reduce walking and improve cutting accuracy in industrial maintenance, fabrication, and tool-and-die applications.

What are the specifications of the CHICAGO-LATROBE 50511 drill bit?

The CHICAGO-LATROBE 50511 is a 21/64-inch (0.3281-inch) diameter extra-long drill bit with a 10-inch overall length. It features a 118° notched point and is made from black oxide high-speed steel (HSS) for heat resistance and durability. The manufacturer part number is 50511.

Where to buy CHICAGO-LATROBE 50511 drill bits worldwide?

You can source CHICAGO-LATROBE 50511 drill bits worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we supply genuine CHICAGO-LATROBE tooling to industrial buyers globally.

How to select the right extra-long drill bit for deep-hole drilling?

To select the right extra-long drill bit, match the diameter and overall length to your hole depth and material. The CHICAGO-LATROBE 50511 with a 118° notched point is ideal for steel and alloys. Ensure your drill press or machine has sufficient torque and use cutting fluid to reduce heat buildup during deep-hole drilling.

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: 23/64", 10" Overall Lg, 118° Notched Point, Black Oxide HSS (MPN 50522)
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CHICAGO-LATROBE Extra Long Drill Bit: 23/64", 10" Overall Lg, 118° Notched Point, Black Oxide HSS (MPN 50522)
CHICAGO-LATROBE Extra Long Drill Bit: 33/64", 12" Overall Lg, 118° Notched Point, Black Oxide HSS (MPN 50581)
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CHICAGO-LATROBE Extra Long Drill Bit: 33/64", 12" Overall Lg, 118° Notched Point, Black Oxide HSS (MPN 50581)
CHICAGO-LATROBE Extra Long Drill Bit: 23/64", 12" Overall Lg, 118° Notched Point, Black Oxide HSS (MPN 50523)
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CHICAGO-LATROBE Extra Long Drill Bit: 23/64", 12" Overall Lg, 118° Notched Point, Black Oxide HSS (MPN 50523)
CHICAGO-LATROBE Extra Long Drill Bit: 33/64", 10" Overall Lg, 118° Notched Point, Black Oxide HSS (MPN 50580)
CHICAGO-LATROBE
CHICAGO-LATROBE Extra Long Drill Bit: 33/64", 10" Overall Lg, 118° Notched Point, Black Oxide HSS (MPN 50580)
CHICAGO-LATROBE Extra Long Drill Bit: 25/64", 10" Overall Lg, 118° Notched Point, Black Oxide HSS (MPN 50536)
CHICAGO-LATROBE
CHICAGO-LATROBE Extra Long Drill Bit: 25/64", 10" Overall Lg, 118° Notched Point, Black Oxide HSS (MPN 50536)
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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