Bosch Grinding Disc Metal 115mm SKU: 278345 MODEL: 2608603058 Error. try again later You've successfully joined the club $ 4 .89 each Available on orders $50 to $1500. More info × Mitre 10 Variants Appropriate for hand-held angle grinders. Maximum circumferential speed: 80 m/s. Grinding disc for metal. Features and benefits Thickness of 4mm. Bore diameter of 16mm.