core drill will be ok for brickwork or concrete but I wouldnt attempt to drill a worktop with it.. plus you need a pilot drill and arbor to go with what you linked toDroogs":lqm373n7 said:what you need is a core drill bit the one below is about £10 delivered
https://www.rennietool.co.uk/products/t ... t_campaign
Give a beer after the job.flying haggis":2vemddut said:"keep everything cool (frequent breaks and a wipe down with a wet sponge)." but what about the drill bit......................
A late acquaintance told me he could buy granite gravestones from China cheaper than he could cut the granite out of his own quarry.D_W":3bkp86kl said:Fairly sure the advent of cheap granite counter tops has much to do with how much cheaper (chinese import) shaping tooling is for granite.
Neighbor had a two man shop custom cut, shape and deliver/install about 20 linear feet of granite two weeks ago for $2100, less than the cost of the blank unshaped countertops about 15 years ago, and typical cost was 3 times as much once you added shaping and installation.