Irwin
Square recess type. Contractor grade insert bit. Provides a tight fit in a fastener with quick engagement and disengagement. Made of high-grade S2 tool steel. 58-62 Rockwell hardness. Length 1". Shank diameter 1/4". Card of 2.
Century Drill And Tool Screwdriver Bit Slotted 5/16″ Tip 6″ Length
Diamond Plus Hole Saw, 1-In.
K-T Industries Cutting Wheel 4-1/2" X 1/8" X 7/8"
Century Bit Holder Magnetic 1/4″ Insert Hex 1/4″ Shank Hex
K-T Industries Cutting Wheel 4-1/2" X 1/16" X 7/8"