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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

Brand
YANKEE
Item
Counterbore with Built-In Pilot: For 1" Screw, 3/16 in Bore Dia
Category
Built-in-Pilot Counterbores
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Technical Specifications

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

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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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