CLEVELAND Counterbore Set: 9 Pc
The CLEVELAND Counterbore Set is a 9-piece, high-speed steel built-in-pilot counterbore set (MPN C91750). It is a standard counterbore type from the CLEVELAND brand.
SKU 3G-OTH-186167
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Product Description
The CLEVELAND Counterbore Set is a 9-piece, high-speed steel built-in-pilot counterbore set (MPN C91750). It is a standard counterbore type from the CLEVELAND brand.
Frequently Asked Questions
What is the CLEVELAND Counterbore Set used for?
The CLEVELAND Counterbore Set is used to enlarge the top portion of a pre-drilled hole to create a flat-bottomed recess for socket-head cap screws or bolts. It is commonly applied in metalworking, machining, and assembly operations where flush fastener seating is required.
What are the specifications of the CLEVELAND Counterbore Set?
The CLEVELAND Counterbore Set (MPN C91750) includes 9 pieces made from 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 globally.
How to select the correct CLEVELAND Counterbore Set for my application?
To select the correct CLEVELAND Counterbore Set, match the pilot diameter to your pre-drilled hole size and ensure the counterbore diameter accommodates your fastener head. The 9-piece set covers common sizes. For material compatibility, high-speed steel works for steel, aluminum, and brass. Consult your fastener specifications for proper fit.
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.








