CLEVELAND Counterbore Set: 8 Pc
The CLEVELAND Counterbore Set is an 8-piece, high-speed steel built-in-pilot counterbore set (MPN C91770). It is a standard counterbore type from the CLEVELAND brand.
SKU 3G-OTH-186171
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Product Description
The CLEVELAND Counterbore Set is an 8-piece, high-speed steel built-in-pilot counterbore set (MPN C91770). It is a standard counterbore type from the CLEVELAND brand.
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 CLEVELAND Counterbore Set used for?
The CLEVELAND Counterbore Set is used to enlarge the top of a pre-drilled hole to create a flat-bottomed recess for a bolt head or nut. It is commonly applied in metalworking and assembly operations where flush fastening is required, such as in automotive, aerospace, and general manufacturing.
What are the specifications of the CLEVELAND Counterbore Set?
The CLEVELAND Counterbore Set (MPN C91770) is an 8-piece set made of high-speed steel. It features a built-in-pilot design and is classified as a standard counterbore type. The set is manufactured by CLEVELAND and is suitable for general-purpose counterboring in ferrous and non-ferrous materials.
Where to buy the CLEVELAND Counterbore Set worldwide?
You can source the CLEVELAND Counterbore Set worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we supply genuine CLEVELAND tooling to procurement teams and engineers globally.
How to select the right CLEVELAND Counterbore Set for your application?
To select the right CLEVELAND Counterbore Set, match the pilot diameter to your pre-drilled hole size and ensure the counterbore diameter accommodates your fastener head. The 8-piece set covers common sizes. For best results, use with a suitable cutting fluid and secure workpiece. Consult your application's material and tolerance requirements.
Used in
Common applications for CLEVELANDCLEVELAND Products
3G Electric supplies CLEVELAND built-in-pilot counterbore sets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.








