RS PRO Counterbores Set M3 to M10, 6 Piece, HSS Material 132-025

RS PRO brand 132-025 model counterbores set includes six pieces designed for thread sizes M3, M4, M5, M6, M8 and M10. These counterbore drill bits are made from high-speed steel (HSS) which provides excellent durability and allows high application temperatures for extended tool life. The set is used to produce recessed holes that enable screws or bolts to sit flush beneath the surface of the workpiece, enhancing aesthetics and functionality.

This set complies with British Standard BS328 ensuring the countersunk holes have accurately standardized dimensions, suitable for mechanical and industrial use. The bits feature a plain shank type and cover a cutter diameter range approximately from 6 mm to 18 mm. The six pieces are housed in a robust metal indexing case that facilitates easy transport and organized storage, reducing risk of damage or loss.

Applications include aerospace, automotive, manufacturing, and general engineering where precision fastening is required. The durable HSS construction ensures excellent wear resistance and performance across various materials in industrial, laboratory, and construction environments.

Includes thread sizes M3 to M10. Made of high-speed steel for strength and heat resistance. Six pieces in the set cover the most common sizes. Complies with British Standard BS328 for dimensional accuracy. Plain shank type for easy fitting with standard drill chucks.

Comes with a metal indexing case for protection and convenience. Explore EnvMart's wide range of power tool accessories and Drill Bit Sets for industrial and laboratory applications to complement this RS PRO counterbore set.