32 Types of Saws and Their Uses: With Photos Circular Saw Blade Examples from Lowe's: Woodworking, Woodworking Types of Saws and When To Use Them Carpentry diy, Woodworking How To Use A Rotary Saw at Justin Poole blog. Magic Mirrors, 6 inch size Use Mirrors to Preview Blocks Marti likes to preview blocks by reflecting a small portion in a pair of mirrors; the multiple reflections create the illusion of an entire block. In the diagram, a portion of the blocks is reflected, showing what the whole block would look like with those colors in those positions. You can also use the mirrors on a piece of fabric to see what specific printed patterns will look like repeated in a block. Cut one triangle or enough pieces for a portion of a block. Position the mirrors and place a piece of tape across the top to hold the angle. Preview different color combinations and prints. An innovative way to preview design concepts. Helps establish how your ideas work before extensive cutting. Especially wonderful for positioning fabric when using Set E (Eight pointed Stars), Kaleido Rulers or 60 degree Triangle Rulers. Non breakable material. Instructions included.