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

YANKEE Chucking Reamer: 0.249 in Dia, 1/4 in Undersized, Spiral Flute, LH - Undersized Left-Hand Spiral-Flute High-Speed Steel Chucking Reamers
YANKEEUndersized Left-Hand Spiral-Flute High-Speed Steel Chucking Reamers

YANKEE Chucking Reamer: 0.249 in Dia, 1/4 in Undersized, Spiral Flute, LH

The YANKEE Chucking Reamer (MPN 435L-0.2490) is an undersized left-hand spiral-flute high-speed steel chucking reamer with a 0.249 in diameter, designed for left-hand rotation. This tool is 1/4 in undersized and…

SKU 3G-OTH-213048

Brand
YANKEE
Item
Chucking Reamer: 0.249 in Dia, 1/4 in Undersized, Spiral Flute, LH
Category
Undersized Left-Hand Spiral-Flute High-Speed Steel Chucking Reamers
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

YANKEE
Manufacturer Part Number
435L-0.2490
Type
Spiral Flute, LH, High Speed Steel
Undersized
1/4 in
View Full Spec Sheet

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

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

Product Description

The YANKEE Chucking Reamer (MPN 435L-0.2490) is an undersized left-hand spiral-flute high-speed steel chucking reamer with a 0.249 in diameter, designed for left-hand rotation. This tool is 1/4 in undersized and manufactured by YANKEE.

Frequently Asked Questions

What is a YANKEE Chucking Reamer used for?

A YANKEE Chucking Reamer is used for precision hole finishing in metalworking. Its left-hand spiral-flute design efficiently evacuates chips during left-hand rotation, making it ideal for machine shops and maintenance operations requiring accurate sizing.

What are the specifications of the YANKEE 435L-0.2490 reamer?

The YANKEE 435L-0.2490 is a 0.249 in diameter, 1/4 in undersized, left-hand spiral-flute chucking reamer made from high-speed steel. It is designed for left-hand rotation and is manufactured by YANKEE.

Where to buy YANKEE reamers worldwide?

3G Electric supplies YANKEE reamers worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source and deliver genuine YANKEE cutting tools to your facility, ensuring compliance with international shipping requirements.

How to select the correct undersized reamer for a 0.249 in hole?

Select a reamer like the YANKEE 435L-0.2490 that is 1/4 in undersized for left-hand rotation. Ensure the reamer diameter matches your target hole size after machining, and verify the flute direction matches your spindle rotation to avoid tool damage.

Used in

Common applications for YANKEE
General machining — YANKEE straight-flute chucking reamers for finishing holes in steel and aluminum parts.
Tool and die making — YANKEE spiral-flute hand reamers for precise sizing of die cavities and bushings.
Maintenance repair — YANKEE counterbores with built-in pilots for creating recesses for screw heads in equipment housings.
Automotive manufacturing — YANKEE chucking reamers with MT1 shanks for reaming engine block bolt holes.
Aerospace component production — YANKEE left-hand spiral-flute reamers for finishing holes in titanium alloys.
Metal fabrication — YANKEE straight-flute reamers for enlarging pilot holes in structural steel assemblies.

YANKEE Products

3G Electric supplies YANKEE undersized left-hand spiral-flute high-speed steel chucking reamers. 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

Similar products

Matched by specification & description
YANKEE Chucking Reamer: 0.251 in Dia, 1/4 in Oversized, Spiral Flute, LH, High Speed Steel (MPN 435L-0.2510). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.
YANKEE
YANKEE Chucking Reamer: 0.251 in Dia, 1/4 in Oversized, Spiral Flute, LH, High Speed Steel (MPN 435L-0.2510). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.
YANKEE Chucking Reamer: 0.25 in Dia, 1/4 in, Spiral Flute, LH, High Speed Steel (MPN 435L-1/4). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.
YANKEE
YANKEE Chucking Reamer: 0.25 in Dia, 1/4 in, Spiral Flute, LH, High Speed Steel (MPN 435L-1/4). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.
YANKEE Chucking Reamer: 0.246 in Dia, D, Spiral Flute, LH, High Speed Steel (MPN 435L-D). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.
YANKEE
YANKEE Chucking Reamer: 0.246 in Dia, D, Spiral Flute, LH, High Speed Steel (MPN 435L-D). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.
YANKEE Chucking Reamer: 0.1885 in Dia, 3/16 in Oversized, Spiral Flute, LH, High Speed Steel (MPN 435L-0.1885). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.
YANKEE
YANKEE Chucking Reamer: 0.1885 in Dia, 3/16 in Oversized, Spiral Flute, LH, High Speed Steel (MPN 435L-0.1885). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.
YANKEE Chucking Reamer: 0.501 in Dia, 1/2 in Oversized, Spiral Flute, LH, High Speed Steel (MPN 435L-0.5010). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.
YANKEE
YANKEE Chucking Reamer: 0.501 in Dia, 1/2 in Oversized, Spiral Flute, LH, High Speed Steel (MPN 435L-0.5010). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.
YANKEE Chucking Reamer: 0.29 in Dia, L, Spiral Flute, LH, High Speed Steel (MPN 435L-L). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.
YANKEE
YANKEE Chucking Reamer: 0.29 in Dia, L, Spiral Flute, LH, High Speed Steel (MPN 435L-L). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.

More from YANKEE

View all YANKEE parts
YANKEE Chucking Reamer: 0.374 in Dia, 3/8 in Undersized, Spiral Flute, LH, High Speed Steel (MPN 435L-0.3740). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.
YANKEE
YANKEE Chucking Reamer: 0.374 in Dia, 3/8 in Undersized, Spiral Flute, LH, High Speed Steel (MPN 435L-0.3740). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.
YANKEE Chucking Reamer: 0.3115 in Dia, 5/16 in Undersized, Spiral Flute, LH, High Speed Steel (MPN 435L-0.3115). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.
YANKEE
YANKEE Chucking Reamer: 0.3115 in Dia, 5/16 in Undersized, Spiral Flute, LH, High Speed Steel (MPN 435L-0.3115). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.
YANKEE Chucking Reamer: 0.124 in Dia, 1/8 in Undersized, Spiral Flute, LH, High Speed Steel (MPN 435L-0.1240). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.
YANKEE
YANKEE Chucking Reamer: 0.124 in Dia, 1/8 in Undersized, Spiral Flute, LH, High Speed Steel (MPN 435L-0.1240). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.
YANKEE Chucking Reamer: 0.499 in Dia, 1/2 in Undersized, Spiral Flute, LH, High Speed Steel (MPN 435L-0.4990). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.
YANKEE
YANKEE Chucking Reamer: 0.499 in Dia, 1/2 in Undersized, Spiral Flute, LH, High Speed Steel (MPN 435L-0.4990). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.
YANKEE Chucking Reamer: 0.4365 in Dia, 7/16 in Undersized, Spiral Flute, LH, High Speed Steel (MPN 435L-0.4365). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.
YANKEE
YANKEE Chucking Reamer: 0.4365 in Dia, 7/16 in Undersized, Spiral Flute, LH, High Speed Steel (MPN 435L-0.4365). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.
YANKEE Chucking Reamer: 0.1865 in Dia, 3/16 in Undersized, Spiral Flute, LH, High Speed Steel (MPN 435L-0.1865). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.
YANKEE
YANKEE Chucking Reamer: 0.1865 in Dia, 3/16 in Undersized, Spiral Flute, LH, High Speed Steel (MPN 435L-0.1865). Key specifications — attr1301549: Left Hand; attr1301527: YANKEE.