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YANKEE Counterbore with Built-In Pilot: For 1" Screw, 3/16 in Bore Dia - Built-in-Pilot Counterbores
YANKEEBuilt-in-Pilot Counterbores

YANKEE Counterbore with Built-In Pilot: For 1" Screw, 3/16 in Bore Dia

The YANKEE Counterbore with Built-In Pilot (MPN 301-1") is a standard built-in-pilot counterbore designed for 1" screws. It features a 3/16 in bore diameter and a 0.179 in pilot diameter.

SKU 3G-OTH-202255

Also listed as: 3011 · 301 1 · 301-1

Brand
YANKEE
Item
Counterbore with Built-In Pilot: For 1" Screw, 3/16 in Bore Dia
Category
Built-in-Pilot Counterbores
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

YANKEE
Manufacturer Part Number
301-1"
Bore Dia
3/16 in
Pilot Dia
0.179 in

Technical Documents

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

Product Description

The YANKEE Counterbore with Built-In Pilot (MPN 301-1") is a standard built-in-pilot counterbore designed for 1" screws. It features a 3/16 in bore diameter and a 0.179 in pilot diameter.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the YANKEE Counterbore with Built-In Pilot used for?

The YANKEE Counterbore with Built-In Pilot (MPN 301-1") is used to create a flat-bottomed recess for a 1" screw head, ensuring flush assembly in woodworking or metalworking. Its built-in pilot aligns the bore precisely with an existing hole, improving joint strength and finish quality across industrial fabrication and maintenance applications.

What are the specifications of the YANKEE Counterbore 301-1"?

The YANKEE Counterbore 301-1" has a 3/16 in bore diameter and a 0.179 in pilot diameter. It is a standard built-in-pilot counterbore designed for 1" screws. The manufacturer part number is 301-1". These dimensions ensure accurate countersinking for screw heads in industrial assembly and repair tasks.

Where to buy the YANKEE Counterbore 301-1" worldwide?

3G Electric supplies the YANKEE Counterbore 301-1" worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time; we source genuine YANKEE tooling to meet your production or maintenance requirements.

How to select the correct YANKEE Counterbore for a 1" screw?

To select the correct YANKEE Counterbore for a 1" screw, match the bore diameter to the screw head size and the pilot diameter to the existing hole. The YANKEE 301-1" features a 3/16 in bore and 0.179 in pilot. Always verify screw dimensions and material hardness to ensure proper fit and tool longevity.

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 built-in-pilot counterbores. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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