How many shapes do the cut off wheels have ? They have Type 1 ,Type 27 , Type 41 , Type 42 .
But Type 1 and Type 41 , Type 42 and Type 27 Have The same shape , Only have different codes with different system .
Now let us see what is the difference
Type 1 and Type 41 , see the photo :
This is A flat Type 1 or Type 41 Cutting Wheel , The main size include : 4 x .040 x 5/8 , 4.5 x .045 x 7/8, 5 x .045 x 7/8 , 6 x .045 x 7/8 , 7 x .045 x 7/8 , 14 x 1/8 x 1 , we can see all the cutting wheels can have the flat type .
Type 42 or Type 27 , please see the photo :
You can see it has a depressed center , this shape called Type 42 or Type 27 , the wheel diameter of 4″ to 9″ can have this shape , as if the wheel diameter is too big, it can’t be use with a Depressed center , also can say only the angle grinder cutting wheel can have a depressed center .
Now you can choose the right shape cut off wheels for your works .