A compact model hc1 hole cutter is adjustable for making 2 to 12 51 to 305 mm diameter holes.
Cutting perfect 6 1 2 circle in sheet metal.
Cutting circle from 1 4 inch steel using 4 1 2 in.
Inch and centimeter measurement scales are molded into the body for accurate hole diameters.
Quality bearings assure a long cutting life.
X 48 carbide teeth metal cutting circular saw blade model 48 40 4220 view the milwaukee metal circular saw blades collection 57 97 57 97 unit 57 97 57 97 unit.
Revised machine shop tips 127 cutting holes in sheet metal pt.
What aluminum are you cutting.
A good general maximum cutter speed for aluminum is about 500 feet per minute cutter speed.
The larger hc2 model cuts 2 to 20 51 to 508 mm holes.
Double head sheet metal cutter versatile nibbler drill attachment for straight curve and circle cutting maximum 14 gauge steel perfect for home diy and car repair 4 4 out of 5 stars 224 37 99 37.
A lightweight aluminum frame makes these accessories extremely portable for a variety of hole cutting applications in sheet metal which includes 20 gauge 1 02 mm galvanized steel.
Instead we recommend using a diamond blade that s rated to cut ferrous metal.
Includes a replacement bit and a l style hex key to tighten the bit.
3 tools perfect for inside sheet metal cuts.
A 4 diameter circle has a circumference of about 12 1 2 so every revolution the cutter is moving a bit over a foot so shoot for a maximum speed of less than 500 rpm.
There are tools like shear cutters that are both versatile and easy to use when cutting sheet metals.
Among other tools there is hacksaw which is also for short and straight cuts.
Slower is generally better when cutting a large circle.
However from a broad point of view we can divide all sorts of sheet metal cutting tools into these two kinds sheet metal cutting hand tools.
51 mm to 305 mm holes in sheet metal.
But the discs wear down quickly cut slowly and shrink in diameter as you use them.