Guide Cutting Point Tip:All-purpose guide-point bits trace around outlet of boxes and can lights for fast easy and accurate drawall/gypsum cut outs Diameter Size:5/32", for materials with thickness less than 3/4" Material: Crafted from M2 HSS material, this drill bit is known for its exceptional hardness, heat resistance, and wear resistance, ensuring a longer lifespan and consistent performance Application: For Cutting Drywall for electrical boxes, air vents and other wall features, cutting wood, plastic, fiberglass and vinyl or aluminum siding, gypsum board How To Use: For Use with rotary tools, turn your rotary tool into a powerful cutting machine.Easy, controlled cutting fast accurate cuts 50Pcs Drywall Cutting Tools 5/32" Guide Point Cutting Bits,Drywall Bit Drywall Guide Point Cutting Bits,Used for with Spiral Saw and Power Tools