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CHICAGO-LATROBE 17.5 mm High-Speed Steel Silver & Deming Drill Bit - High-Speed Steel Silver & Deming Drill Bits
CHICAGO-LATROBEHigh-Speed Steel Silver & Deming Drill Bits

CHICAGO-LATROBE 17.5 mm High-Speed Steel Silver & Deming Drill Bit

The CHICAGO-LATROBE Silver and Deming Drill (SKU 55509, MPN 55509) is a 17.5 mm high-speed steel drill bit with a black oxide finish and a 118° split point. It is designed for industrial drilling applications…

SKU 3G-OTH-193821

Brand
CHICAGO-LATROBE
Item
17.5 mm High-Speed Steel Silver & Deming Drill Bit
Part Number
55509
Category
High-Speed Steel Silver & Deming Drill Bits
Available to Order
Also known as:55509CHICAGO-LATROBE
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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
55509
Type
Black Oxide HSS
Split Point
118°

Technical Documents

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

Product Description

The CHICAGO-LATROBE Silver and Deming Drill (SKU 55509, MPN 55509) is a 17.5 mm high-speed steel drill bit with a black oxide finish and a 118° split point. It is designed for industrial drilling applications requiring a Silver & Deming shank configuration.

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 Silver and Deming drill used for?

A Chicago-Latrobe Silver and Deming drill is used for drilling holes up to 17.5 mm in metal, wood, and plastic. Its 118° split point reduces walking and requires less thrust, making it ideal for production drilling in industrial machining, fabrication, and maintenance applications.

What are the specifications of the Chicago-Latrobe 55509 drill?

The Chicago-Latrobe 55509 is a 17.5 mm Silver and Deming drill with a 118° split point, black oxide HSS construction, and a reduced shank for use in standard drill chucks. The part number is 55509 and the decimal equivalent is 0.6890 inches.

Where to buy Chicago-Latrobe Silver and Deming drills worldwide?

3G Electric supplies Chicago-Latrobe Silver and Deming drills worldwide. As a global industrial sourcing partner, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the 55509 or other sizes.

How to select the right Silver and Deming drill size?

Select a Silver and Deming drill by matching the hole diameter needed—here 17.5 mm—to the reduced shank size that fits your drill chuck. The 118° split point on Chicago-Latrobe bits helps center the cut. For deep holes, use pecking and coolant to clear chips.

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.
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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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This Silver & Deming drill bit is made from high-speed steel with a black oxide finish and a 118° split point. The reduced shank allows use in standard drill chucks. Suitable for drilling in metal, wood, and plastic in industrial maintenance, fabrication, and machine shop applications
CHICAGO-LATROBE
This Silver & Deming drill bit is made from high-speed steel with a black oxide finish and a 118° split point. The reduced shank allows use in standard drill chucks. Suitable for drilling in metal, wood, and plastic in industrial maintenance, fabrication, and machine shop applications

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