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

CHICAGO-LATROBE Tap Kit: #12-28 UNF, H3 / 2B, 4 Flute - Three-Piece Hand Tap Sets
CHICAGO-LATROBEThree-Piece Hand Tap Sets

CHICAGO-LATROBE Tap Kit: #12-28 UNF, H3 / 2B, 4 Flute

CHICAGO-LATROBE Three-Piece Hand Tap Sets.

SKU 3G-OTH-319688

Brand
CHICAGO-LATROBE
Item
Tap Kit: #12-28 UNF, H3 / 2B, 4 Flute
Category
Three-Piece Hand Tap Sets
Available to Order
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
341839

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

CHICAGO-LATROBE Three-Piece Hand Tap Sets.

Frequently Asked Questions

What is the CHICAGO-LATROBE Tap Kit #12-28 UNF used for?

This three-piece hand tap set is used for creating or repairing #12-28 UNF internal threads in metal. It includes taper, plug, and bottoming taps for progressive threading. Common applications include automotive, aerospace, and general manufacturing where precise fine-pitch threads are required.

What are the specifications of the CHICAGO-LATROBE Tap Kit 341839?

The kit includes one each taper, plug, and bottoming tap, size #12-28 UNF, with H3 / 2B thread class. Taps are 4-flute, made of high-speed steel. The manufacturer part number is 341839. This set is designed for hand threading operations in various materials.

Where to buy CHICAGO-LATROBE Tap Kit 341839 worldwide?

3G Electric supplies the CHICAGO-LATROBE Tap Kit 341839 worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We source and deliver this three-piece hand tap set to any country.

How to select the right CHICAGO-LATROBE tap for a job?

Select based on thread size, pitch, and material. For through holes, use the taper tap first; for blind holes, follow with plug and bottoming taps. CHICAGO-LATROBE high-speed steel taps suit general-purpose threading. Ensure the tap matches the required thread class, such as H3 / 2B for this #12-28 UNF set.

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 three-piece hand tap sets. 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

Compatible alternatives & equivalents

Cross-referenced by specification & description
This three-piece hand tap set includes taper, plug, and bottoming taps for creating #12-24 UNC internal threads. Each tap is made from high-speed steel with 4 flutes and an H3/2B tolerance class. Suitable for hand threading in metal, plastic, or composite materials for maintenance, repair, and production applications
CHICAGO-LATROBE
This three-piece hand tap set includes taper, plug, and bottoming taps for creating #12-24 UNC internal threads. Each tap is made from high-speed steel with 4 flutes and an H3/2B tolerance class. Suitable for hand threading in metal, plastic, or composite materials for maintenance, repair, and production applications
CHICAGO-LATROBE Tap Kit: 1/4"-28 UNF, H3 / 3B, 4 Flute, High Speed Steel (MPN 342530)
CHICAGO-LATROBE
CHICAGO-LATROBE Tap Kit: 1/4"-28 UNF, H3 / 3B, 4 Flute, High Speed Steel (MPN 342530)
This three-piece hand tap set includes taper, plug, and bottoming taps for creating #10-32 UNF internal threads. The taps are made of high-speed steel with 4 flutes and H3/2B tolerance. Suitable for through-hole and blind-hole threading in metal components
CHICAGO-LATROBE
This three-piece hand tap set includes taper, plug, and bottoming taps for creating #10-32 UNF internal threads. The taps are made of high-speed steel with 4 flutes and H3/2B tolerance. Suitable for through-hole and blind-hole threading in metal components
This three-piece hand tap set includes taper, plug, and bottoming taps for cutting internal UNF threads in metal. Each tap is made of high-speed steel with 4 flutes for chip evacuation. Thread size is 9/16"-18 UNF with H3 limit and 3B class fit. Used for starting, continuing, and finishing threads to the bottom of blind holes in general machining applications
CHICAGO-LATROBE
This three-piece hand tap set includes taper, plug, and bottoming taps for cutting internal UNF threads in metal. Each tap is made of high-speed steel with 4 flutes for chip evacuation. Thread size is 9/16"-18 UNF with H3 limit and 3B class fit. Used for starting, continuing, and finishing threads to the bottom of blind holes in general machining applications
This three-piece hand tap set includes taper, plug, and bottoming taps for cutting internal threads in metal. Designed for 5/8"-18 UNF holes with H3/3B tolerance, each tap has 4 flutes and is made of high-speed steel. Suitable for maintenance, repair, and production threading applications
CHICAGO-LATROBE
This three-piece hand tap set includes taper, plug, and bottoming taps for cutting internal threads in metal. Designed for 5/8"-18 UNF holes with H3/3B tolerance, each tap has 4 flutes and is made of high-speed steel. Suitable for maintenance, repair, and production threading applications
CHICAGO-LATROBE Tap Kit: 7/16"-20 UNF, H3 / 3B, 4 Flute, High Speed Steel (MPN 342613)
CHICAGO-LATROBE
CHICAGO-LATROBE Tap Kit: 7/16"-20 UNF, H3 / 3B, 4 Flute, High Speed Steel (MPN 342613)

More from CHICAGO-LATROBE

View all CHICAGO-LATROBE parts
CHICAGO-LATROBE Tap Kit: #5-44 UNF, H2 / 2B, 3 Flute, TiN Coated High Speed Steel (MPN 174537)
CHICAGO-LATROBE
CHICAGO-LATROBE Tap Kit: #5-44 UNF, H2 / 2B, 3 Flute, TiN Coated High Speed Steel (MPN 174537)
CHICAGO-LATROBE Tap Kit: 1"-8 UNC, H4 / 3B, 4 Flute, High Speed Steel (MPN 342746)
CHICAGO-LATROBE
CHICAGO-LATROBE Tap Kit: 1"-8 UNC, H4 / 3B, 4 Flute, High Speed Steel (MPN 342746)
This three-piece hand tap set is designed for creating 1/4"-20 UNC internal threads in metal. Each tap is made from TiN coated high speed steel with a 4-flute design and H3 / 3B tolerance. The set is suitable for manual threading operations in machining, maintenance, and repair applications
CHICAGO-LATROBE
This three-piece hand tap set is designed for creating 1/4"-20 UNC internal threads in metal. Each tap is made from TiN coated high speed steel with a 4-flute design and H3 / 3B tolerance. The set is suitable for manual threading operations in machining, maintenance, and repair applications
CHICAGO-LATROBE Tap Kit: 7/16"-14 UNC, H3 / 3B, 4 Flute, High Speed Steel (MPN 342605)
CHICAGO-LATROBE
CHICAGO-LATROBE Tap Kit: 7/16"-14 UNC, H3 / 3B, 4 Flute, High Speed Steel (MPN 342605)
CHICAGO-LATROBE Tap Kit: #2-56 UNC, H2 / 2B, 3 Flute, TiN Coated High Speed Steel (MPN 174511)
CHICAGO-LATROBE
CHICAGO-LATROBE Tap Kit: #2-56 UNC, H2 / 2B, 3 Flute, TiN Coated High Speed Steel (MPN 174511)
CHICAGO-LATROBE Tap Kit: #4-40 UNC, H2 / 2B, 3 Flute, High Speed Steel (MPN 341623)
CHICAGO-LATROBE
CHICAGO-LATROBE Tap Kit: #4-40 UNC, H2 / 2B, 3 Flute, High Speed Steel (MPN 341623)
Three-piece hand tap set for 1/4"-20 UNC threads, including taper, plug, and bottoming taps. Each tap is made from TiN coated high speed steel with H3 / 3B tolerance class and 2 flutes. Used for cutting internal threads in through holes or blind holes in metal workpieces
CHICAGO-LATROBE
Three-piece hand tap set for 1/4"-20 UNC threads, including taper, plug, and bottoming taps. Each tap is made from TiN coated high speed steel with H3 / 3B tolerance class and 2 flutes. Used for cutting internal threads in through holes or blind holes in metal workpieces
This three-piece hand tap set is designed for creating or repairing 7/8"-14 UNF internal threads in metal components. The taps are made from TiN coated high speed steel with H4 / 3B tolerance and 4 flutes, providing reduced friction and extended tool life. Suitable for manual threading operations in machining and general manufacturing
CHICAGO-LATROBE
This three-piece hand tap set is designed for creating or repairing 7/8"-14 UNF internal threads in metal components. The taps are made from TiN coated high speed steel with H4 / 3B tolerance and 4 flutes, providing reduced friction and extended tool life. Suitable for manual threading operations in machining and general manufacturing