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CHICAGO-LATROBE Reduced Shank Drill Bit: 1-27/64", 118° Point, Black Oxide HSS - High-Speed Steel Silver & Deming Drill Bits
CHICAGO-LATROBEHigh-Speed Steel Silver & Deming Drill Bits

CHICAGO-LATROBE Reduced Shank Drill Bit: 1-27/64", 118° Point, Black Oxide HSS

The CHICAGO-LATROBE Reduced Shank Drill Bit (SKU 52491, MPN 52491) is a 1-27/64" high-speed steel Silver & Deming drill bit with a 118° point, black oxide finish, and a 3-flats shank. It features a 1.4219…

SKU 3G-OTH-193869

Brand
CHICAGO-LATROBE
Item
Reduced Shank Drill Bit: 1-27/64", 118° Point, Black Oxide HSS
Category
High-Speed Steel Silver & Deming Drill Bits
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
52491
Type
Black Oxide HSS
Point
118°
Shank
3-Flats

Technical Documents

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

Product Description

The CHICAGO-LATROBE Reduced Shank Drill Bit (SKU 52491, MPN 52491) is a 1-27/64" high-speed steel Silver & Deming drill bit with a 118° point, black oxide finish, and a 3-flats shank. It features a 1.4219 specification, designed for industrial drilling applications.

Frequently Asked Questions

What is a Chicago-Latrobe reduced shank drill bit used for?

A Chicago-Latrobe reduced shank drill bit, like the 1-27/64" model, is used in industrial machining to drill large-diameter holes in metal using standard drill chucks. Its 3-flats shank prevents slipping, while the 118° point and black oxide HSS provide durability in steel and alloy applications.

What are the specifications of the Chicago-Latrobe 52491 reduced shank drill bit?

The Chicago-Latrobe 52491 reduced shank drill bit has a 1-27/64" diameter, 118° point, black oxide high-speed steel construction, and a 3-flats shank. The shank diameter is 1.4219 inches, designed for use in standard drill chucks for heavy-duty metal drilling.

Where to buy Chicago-Latrobe reduced shank drill bits worldwide?

3G Electric supplies Chicago-Latrobe reduced shank drill bits worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source genuine parts like the 52491 model and deliver to any international destination. Contact us for pricing and lead time.

How to select the correct reduced shank drill bit size?

To select the correct reduced shank drill bit, match the drill diameter to your hole size and ensure the shank fits your chuck. For the Chicago-Latrobe 52491, the 1-27/64" bit has a 1.4219" shank. Always verify the point angle (118°) and material compatibility with your workpiece.

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 silver & deming 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 Reduced Shank Drill Bit: 1-19/64", 118° Point, Black Oxide HSS, 3-Flats Shank (MPN 52483)
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CHICAGO-LATROBE Reduced Shank Drill Bit: 1-19/64", 118° Point, Black Oxide HSS, 3-Flats Shank (MPN 52483)
CHICAGO-LATROBE Reduced Shank Drill Bit: 1-21/64", 118° Point, Black Oxide HSS, 3-Flats Shank (MPN 52485)
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CHICAGO-LATROBE Reduced Shank Drill Bit: 1-25/64", 118° Point, Black Oxide HSS, 3-Flats Shank (MPN 52489)
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CHICAGO-LATROBE Reduced Shank Drill Bit: 1-17/64", 118° Point, Black Oxide HSS, 3-Flats Shank (MPN 52481)
CHICAGO-LATROBE
CHICAGO-LATROBE Reduced Shank Drill Bit: 1-17/64", 118° Point, Black Oxide HSS, 3-Flats Shank (MPN 52481)
CHICAGO-LATROBE Reduced Shank Drill Bit: 1-11/32", 118° Point, Black Oxide HSS, 3-Flats Shank (MPN 52486)
CHICAGO-LATROBE
CHICAGO-LATROBE Reduced Shank Drill Bit: 1-11/32", 118° Point, Black Oxide HSS, 3-Flats Shank (MPN 52486)

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