Looking at the arbor/nut side, counter clockwise.
Depends on the manufacturer and if the saw is left or right handed. Normally a saw cuts UP rotating in the opposite direction a wheel would. Click the saw on, without a blade in to see which way the motor turns then put the blade in to cut in that direction.
How do I change the blade on my 18v Ryobi cordless circular chain saw?
A buzzsaw is another name for a circular saw - a power saw with a circular cutting blade, whose teeth rotate rapidly.
A laser circular saw does not use the laser to cut. The saw has a traditional circular saw blade. The laser is used to help the user guide the saw to the correct place where the cut is desired.
a concrete or masonry blade
A reciprocating saw's blade moves in a back and forward motion. (thus, the Jigsaw ans sabre saw are types of reciprocating saw, but not called such). A circular saw such as the type made famous by Skil has a round blade and revolves to cut.
The size is usually referenced by the largest diameter circular blade which would fit in the saw.
Turn off all power to the circular saw and remove the power cord from the wall outlet. Twist tie or tie off the cord to keep it out of the way while changing the blade,Slide up the protective blade guard to expose the blade. Lay the saw down on a sturdy bench top.,Clamp the circular saw to the bench top using two bench clamps or any clamp that will hold the unit securely to the bench. , Locate the hole in the saw blade itself. This hole will be drilled all the way through the blade and can accommodate a drill bit or another thin piece of metal or wood. Place a drill bit through the hole in the saw blade to secure the blade from moving. Many newer circular saw models come equipped with a blade lock feature that can be employed to stop blade movement .Attach a wrench or socket to the circular saw blade retaining bolt in the center of the blade. This bolt attaches the blade to the saw itself. Remove bolt and set aside. Remove the saw blade and place the new blade in its place. Replace the blade bolt and tigh
It is recommended that you should sharpen your circular saw about once a year. However if you are a heavy user of your circular saw then you should sharpen once every six months.
any saw is the opposite of the way the blade spins!
There is a great new glossary for circular saw blades here: http://www.toolstoday.com/t-saw-blades-glossary.aspx The Toolstoday Saw Blade Glossary defines the many different saw blade terms that you need to know when you purchase, or start working with saw blades.
At least 40 teeth on a 71/4 in circular saw blade