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CHICAGO-LATROBE Tap Kit: 1/2"-20 UNF, H3 / 3B, 4 Flute, TiN Coated High Speed Steel (MPN 174505) - Three-Piece Hand Tap Sets
CHICAGO-LATROBEThree-Piece Hand Tap Sets

CHICAGO-LATROBE Tap Kit: 1/2"-20 UNF, H3 / 3B, 4 Flute, TiN Coated High Speed Steel (MPN 174505)

The CHICAGO-LATROBE Tap Kit (SKU 3G-OTH-319645) is a three-piece hand tap set for 1/2"-20 UNF threads. It features H3 / 3B tolerance, 4-flute design, and TiN coated high speed steel (MPN 174505).

SKU 3G-OTH-319645

Brand
CHICAGO-LATROBE
Item
Tap Kit: 1/2"-20 UNF, H3 / 3B, 4 Flute, TiN Coated High Speed Steel
Category
Three-Piece Hand Tap Sets
Available to Order
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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
174505
Type
H3 / 3B, TiN Coated High Speed Steel
Flute
4

Technical Documents

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

Product Description

The CHICAGO-LATROBE Tap Kit (SKU 3G-OTH-319645) is a three-piece hand tap set for 1/2"-20 UNF threads. It features H3 / 3B tolerance, 4-flute design, and TiN coated high speed steel (MPN 174505).

Frequently Asked Questions

What is the CHICAGO-LATROBE 174505 tap kit used for?

The CHICAGO-LATROBE 174505 tap kit is used for cutting internal threads in metal components. It is designed for 1/2"-20 UNF applications, making it suitable for precision threading in automotive, aerospace, and general manufacturing where a Class 3B fit is required.

What are the specifications of the CHICAGO-LATROBE 174505 tap kit?

The CHICAGO-LATROBE 174505 tap kit is a three-piece hand tap set with a 1/2"-20 UNF thread size. It features H3 / 3B tolerance, 4 flutes, and a TiN coated high-speed steel construction. The manufacturer part number is 174505, and it is designed for precision threading in metal.

Where to buy the CHICAGO-LATROBE 174505 tap kit worldwide?

You can source the CHICAGO-LATROBE 174505 tap kit through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this precision threading tool.

How to select the correct CHICAGO-LATROBE tap kit for a project?

To select the correct CHICAGO-LATROBE tap kit, match the thread size (e.g., 1/2"-20 UNF) and tolerance class (H3 / 3B) to your application. Consider material hardness and coating—TiN coated high-speed steel suits ferrous metals. For precision threads, a 4-flute design reduces chip load. 3G Electric can advise on sourcing.

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.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
CHICAGO-LATROBE Tap Kit: 1/4"-20 UNC, H3 / 3B, 4 Flute, TiN Coated High Speed Steel (MPN 174506)
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CHICAGO-LATROBE Tap Kit: 1/4"-20 UNC, H3 / 3B, 4 Flute, TiN Coated High Speed Steel (MPN 174506)
CHICAGO-LATROBE Tap Kit: 5/16"-24 UNF, H3 / 2B, 4 Flute, TiN Coated High Speed Steel (MPN 174533)
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CHICAGO-LATROBE Tap Kit: 5/16"-24 UNF, H3 / 2B, 4 Flute, TiN Coated High Speed Steel (MPN 174533)
CHICAGO-LATROBE Tap Kit: 5/8"-18 UNF, H3 / 3B, 4 Flute, TiN Coated High Speed Steel (MPN 174535)
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CHICAGO-LATROBE Tap Kit: 5/8"-18 UNF, H3 / 3B, 4 Flute, TiN Coated High Speed Steel (MPN 174535)
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CHICAGO-LATROBE Tap Kit: 1/2"-13 UNC, H3 / 3B, 4 Flute, TiN Coated High Speed Steel (MPN 174504)
CHICAGO-LATROBE Tap Kit: 3/8"-24 UNF, H3 / 3B, 4 Flute, TiN Coated High Speed Steel (MPN 174529)
CHICAGO-LATROBE
CHICAGO-LATROBE Tap Kit: 3/8"-24 UNF, H3 / 3B, 4 Flute, TiN Coated High Speed Steel (MPN 174529)
CHICAGO-LATROBE Tap Kit: 3/4"-16 UNF, H3 / 3B, 4 Flute, TiN Coated High Speed Steel (MPN 174514)
CHICAGO-LATROBE
CHICAGO-LATROBE Tap Kit: 3/4"-16 UNF, H3 / 3B, 4 Flute, TiN Coated High Speed Steel (MPN 174514)

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