held a constant depth off of the bottom face of the countertop counterclockwise rout the inside edge of the flange 39 s 12 bottom face planar tracing the inner routing ring 16 remove the inner routing ring 28 and then clockwise rout the outside edge of the of the flange 12 the entire seal 10 should now be a uniform thickness with respect to the bottom face of the counter and parallel to the sink flange 8 there should be no nicks in either of the edges of the flange 12 18 place the sink attachment blocks 6 directly abutting the extended epoxy flange 12 these are glued and screwed directly to the bottom face of the counter 2 with their embedded studs extending normally therefrom these give a solid surface for the cantilever clips 16 to be secured into and serve as a locator for the sink placement for the in field installation of the sink in the field the installer need just apply a suitable silicone or other sealant to the top face of the sink flange 8 raise the undermount sink 4 below the sink cutout aligning the edges of the sink 4 with the sides of the clamp blocks 6 the sink 4 is then propped up in place while a mechanical fastener is utilized in the slot of a clamping plate 16 and the clamping plate in tensioned until one end of the contacts the sink flange 8 and one end contacts the.