Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
CHICAGO-LATROBE Oversized Spiral-Point Tap - Oversized Spiral-Point Taps
CHICAGO-LATROBEOversized Spiral-Point Taps

CHICAGO-LATROBE Oversized Spiral-Point Tap

The CHICAGO-LATROBE Spiral Point Tap (MPN 330111) is an oversized spiral-point tap with a 1/4"-20 UNC thread, H11 / 2B tolerance, plug chamfer, 2 flutes, and high-speed steel construction. 3G Electric interprets this…

SKU 3G-OTH-251216

Brand
CHICAGO-LATROBE
Item
Oversized Spiral-Point Tap
Part Number
330111
Category
Oversized Spiral-Point Taps
Available to Order
Also known as:330111CHICAGO-LATROBE
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
330111
Type
H11 / 2B, Plug Chamfer, High Speed Steel
Flute
2

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The CHICAGO-LATROBE Spiral Point Tap (MPN 330111) is an oversized spiral-point tap with a 1/4"-20 UNC thread, H11 / 2B tolerance, plug chamfer, 2 flutes, and high-speed steel construction. 3G Electric interprets this demand and delivers it across 14 industrial departments — with specialist depth in combustion, pumps, and controls as an authorised distributor — ensuring you get the right answer, not just a catalog.

Frequently Asked Questions

What is the CHICAGO-LATROBE Spiral Point Tap 330111 used for?

This tap is used for threading through-holes in metal, steel, and alloys. Its spiral-point design pushes chips forward, preventing clogging and enabling faster production threading in manufacturing and maintenance applications.

What are the specifications of the CHICAGO-LATROBE Spiral Point Tap 330111?

The tap has a 1/4"-20 UNC thread, H11 / 2B class of fit, 2 flutes, plug chamfer, and is made of high-speed steel. It is an oversized spiral-point tap designed for through-hole threading. The manufacturer part number is 330111.

Where to buy CHICAGO-LATROBE taps in worldwide?

3G Electric supplies CHICAGO-LATROBE taps worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on the 330111 spiral point tap.

How to select the right CHICAGO-LATROBE tap for my application?

Select based on thread size (1/4"-20 UNC), material (high-speed steel for general metal), and hole type (spiral point for through-holes). For blind holes, consider a spiral flute tap. Always match the tap class (H11 / 2B) to your thread tolerance requirements.

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.
Not sure this is the right part? Photo-identify it

CHICAGO-LATROBE Products

3G Electric supplies CHICAGO-LATROBE oversized spiral-point taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from CHICAGO-LATROBE

View all CHICAGO-LATROBE parts
Oversized spiral-point tap for through-hole threading. Features a 3/4"-16 UNF thread, H11/1B tolerance, 4 flutes, and plug chamfer. The spiral point design pushes chips forward, reducing clogging in production threading applications
CHICAGO-LATROBE
Oversized spiral-point tap for through-hole threading. Features a 3/4"-16 UNF thread, H11/1B tolerance, 4 flutes, and plug chamfer. The spiral point design pushes chips forward, reducing clogging in production threading applications

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first