5/16″ X 1/4″ Counterbore Pilot HSS DEWPIL5/16X1/4 Special Discount
Original price was: $6.03.$3.14Current price is: $3.14.
For orders under $150.00, a shipping fee of $12.99 applies.
Counterbore pilots provide precise guidance for hole preparation and depth control in metalworking operations.
This 5/16 inch diameter with a 1/4 inch pilot length is manufactured from High Speed Steel (HSS) for industrial counterboring applications.
Specs
Dimensions:
Diameter: 5/16 inch
Pilot length: 1/4 inch
Material grade: HSS
Features
Use case: Establishes concentricity between the counterbore tool and the through hole to control counterbore depth.
Material: High Speed Steel provides durability for metalworking environments.
Industrial applications: Automotive, aerospace, general machining, and fabrication contexts requiring precise counterboring.
Compatibility: Designed for standard counterbore tooling sets matching 5/16 inch bore operations.





