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3G Electric
YANKEE Spiral-Flute Taper Pin Reamer - Spiral-Flute Taper Pin Reamers
YANKEESpiral-Flute Taper Pin Reamers

YANKEE Spiral-Flute Taper Pin Reamer

YANKEE Spiral-Flute Taper Pin Reamers.

SKU 3G-OTH-203295

Also listed as: 4914 · 491 4

Brand
YANKEE
Item
Spiral-Flute Taper Pin Reamer
Part Number
491-4
Category
Spiral-Flute Taper Pin Reamers
Available to Order
Also known as:491-4YANKEE
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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

YANKEE
Manufacturer Part Number
491-4

Technical Documents

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YANKEE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

YANKEE Spiral-Flute Taper Pin Reamers.

Frequently Asked Questions

What is a YANKEE Taper Pin Reamer used for?

A YANKEE Taper Pin Reamer is used to precisely enlarge and finish tapered holes for #4 taper pins in metal assemblies. It is commonly applied in machine tool maintenance, die repair, and industrial equipment alignment where a tight, removable pin fit is required.

What are the specifications of the YANKEE 491-4 Taper Pin Reamer?

The YANKEE 491-4 Taper Pin Reamer is designed for #4 taper pins with a small-end diameter of 0.1875 in and a large-end diameter of 0.2604 in. It features a spiral flute geometry for smooth cutting and chip evacuation. The manufacturer part number is 491-4.

Where to buy YANKEE Taper Pin Reamers worldwide?

YANKEE Taper Pin Reamers are available to order worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the YANKEE 491-4.

How to select the correct YANKEE taper pin reamer size?

To select the correct YANKEE taper pin reamer, match the reamer's pin number (e.g., #4) to the taper pin size used in your assembly. Verify the small-end and large-end diameters against the hole dimensions. For the 491-4, the taper is 0.1875 in to 0.2604 in. Always use a spiral-flute reamer for through-hole applications.

Used in

Common applications for YANKEE
Metalworking — YANKEE spiral-flute chucking reamers for finishing holes in steel and aluminum components
Plumbing — YANKEE taper pipe reamers for deburring 3/8 inch and 1-1/2 inch cut pipe ends before threading
HVAC — YANKEE taper pipe reamers for preparing refrigerant and water pipe ends for fitting
Industrial piping — YANKEE taper pipe reamers for smoothing cut pipe interiors in maintenance operations
Machine shop — YANKEE straight-flute chucking reamers for precision hole finishing in ferrous and non-ferrous materials
Maintenance and repair — YANKEE chucking reamers in wire-gauge sizes for on-site hole resizing and repair
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YANKEE Products

3G Electric supplies YANKEE spiral-flute taper pin reamers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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