A SAW-BLADE TRIVET
NICK MOREAU, BLACKSMITH, BLAC
In ten minutes, you can turn an old saw blade into a place to put hot dishes without scarring your table or countertop.
one old saw blade three 6 x 20 mm hex bolts n three 6 mm washers n three 6 mm nuts n three 6 mm capnuts
n pencil n centrex punch n drill and 8 mm twist bit n file or bench grinder n protractor or Speed Square with degree markings 1/ Dull the teeth of the saw blade with a file or a bench grinder. 2/ Use a protractor to mark three lines from the centre of the blade, 120 degrees apart. 3/ Measure 22 mm in from the outside edge of the blade on each line. Mark with a centre punch. 4/ Use a drill and 8 mm twist bit to make a hole at each punch. 5/ Thread a bolt through each hole. Add a washer and nut on the underside of each bolt and tighten. 6/ Thread a capnut on the bottom of each bolt.