Counterbore - Fine | Guhring Size:4.3mm clean holes (without the hassle)

clean holes (without the hassle)

Combining a premium Cobalt High-Speed Steel core (HSCO / HSS-Co) with a high-hardness Titanium Nitride (TiN) surface coating

Precision-crafted with steam-tempered steel

Elevate your threading game with the precision and quality of Guhring

When it comes to drilling on a cnc machine

Counterbore - Fine | Guhring Size:4.3mm clean holes (without the hassle)Guhring counterbore features a design that provides precise, clean cuts. Made by a trusted industry expert, it offers reliable performance and increased efficiency. Upgrade your workmanship with this high quality tool. Counterbores are used to enlarge the opening of a hole to produce a flat bottom so socket head screws will fit flush with the surface. HSS TECHNICAL DATA Made from High Speed Steel Standard Din 373 Guhring No. 482