Long Service Life: Bi-Metal construction , special flexible steel saw body and high speed steel cutting teeth , makes longer service life , rust proof , great corrosion and heat resistance
Easy to Use: Rotate the arbor and hole saw until it's very close (don't need tight), then line up the locking pins with the hole at the hole saw and screw them tightly
High Efficiency: The deep gullets on the sides of hole saw help with rapid chip removal, and the slot on the bottom of the hole saw aids in easy plug removal.
Package Include: 1 pc 6'' hole saw, 1 pc arbor(with 1 drill bit), 1 pc drill bit for replacement, 1 pc hex key
Superior Versatile Performance: High speed steel sharp cutting teeth effectively drills through metal , wood , cornhole boards, PVC board , plastic and drywall , clean and smooth , high precision