For the easy drilling of large diameters in masonry, tiles, bricks, gypsum plaster, for wall sockets, pipe lines, cable ducts and discharge pipes.
Jan 4th 2018 Jimmy. Hi, I found this photo of me taken in 1988 at a secret halfpipe that was built in the bush in the north outskirts of Sydney. The hole for the block is 7 ¾ “ x 8 5/8”, as you can see in the pictures. Also you can see the distance from the center line of the gloryhole to where the hole starts, as well as the distance.
Hole saw set 6 piece
TA42 MORSE 2 5/8' Hole Saw (for wood and metal)Made in the U.S.A. The 130rpm mild steel,85rpm cast iron. Diamond Saw Blades. 14' Concrete & Masonry Blades. 14' Concrete & Masonry Blades. Core Bits/Hole Saws. .2 Step 3 PRODUCTS PAGE Tungsten Carbide-Tipped 302-303 Tungsten Carbide-Tipped Long 304-305 Bi-Metal Plus 8% Cobalt 306-307 Diamond Dry 308-309 Hole.