Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
CHICAGO-LATROBE Spiral-Point Extension Tap - Spiral-Point Extension Taps
CHICAGO-LATROBESpiral-Point Extension Taps

CHICAGO-LATROBE Spiral-Point Extension Tap

The CHICAGO-LATROBE Extension Tap is a spiral-point extension tap with M6x1 metric threading. It features a D11 plug chamfer, 3 flutes, and black oxide high-speed steel construction (MPN 313605).

SKU 3G-OTH-313585

Brand
CHICAGO-LATROBE
Item
Spiral-Point Extension Tap
Part Number
313605
Category
Spiral-Point Extension Taps
Available to Order
Also known as:313605CHICAGO-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.
EXW Singapore
Collect or forward from our office
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
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
313605
Type
D11, Plug Chamfer, Black Oxide High Speed Steel
Flute
3

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 Extension Tap is a spiral-point extension tap with M6x1 metric threading. It features a D11 plug chamfer, 3 flutes, and black oxide high-speed steel construction (MPN 313605).

Frequently Asked Questions

What is the CHICAGO-LATROBE Extension Tap used for?

The CHICAGO-LATROBE Extension Tap is used for threading blind or deep holes in metalworking applications. Its extended length and spiral-point design push chips forward, making it ideal for automotive, aerospace, and general manufacturing where standard taps cannot reach.

What are the specifications of the CHICAGO-LATROBE Extension Tap?

This tap has an M6x1 metric thread, D11 overall length, 3 flutes, and a plug chamfer. It is made from black oxide high-speed steel (HSS) for durability. The manufacturer part number is 313605. It is designed for through-hole or blind-hole threading in ferrous materials.

Where to buy CHICAGO-LATROBE Extension Tap worldwide?

You can source the CHICAGO-LATROBE Extension Tap worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this item.

How to select the right CHICAGO-LATROBE Extension Tap?

Select the tap based on thread size (M6x1), material (black oxide HSS for steel), and hole depth. The D11 length suits deeper holes. For blind holes, the plug chamfer and spiral-point design help clear chips. Always match the tap to your workpiece material and machine setup.

Used in

Common applications for CHICAGO-LATROBE
Aerospace manufacturing — Chicago-Latrobe NAS-spec jobber-length drill bits (e.g., MPN 42631) for drilling holes in airframe components.
Metal fabrication — Chicago-Latrobe single-flute countersinks (e.g., MPN 56774) for deburring and chamfering holes in steel plates.
Machine shop — Chicago-Latrobe 82° countersinks (e.g., MPN 56738) for creating flush-mount recesses for flat-head screws in assemblies.
Maintenance and repair — Chicago-Latrobe 90° countersinks (e.g., MPN 56760) for chamfering holes and removing burrs on industrial equipment.
Automotive production — Chicago-Latrobe HSS drill bits for holemaking in engine blocks and chassis components.
General machining — Chicago-Latrobe countersinks in various body diameters for chamfering and deburring in job shops.
Not sure this is the right part? Photo-identify it→

CHICAGO-LATROBE Products

3G Electric supplies CHICAGO-LATROBE spiral-point extension 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 →

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first