LANIAKEA 41/2Inch BiMetal Hole Saw 114MM M42 Annular Hole Cutter HSS Variable Tooth Pitch Holesaw Set with Arbor Blue for Home DIYer

4-1/2 Inch M42 HSS Bi-Metal Variable Pitch Hole Saw ? 8% Cobalt, more durable and flexible ? HSS for a longer using life ? Variable tooth pitch for fast, smooth cutting ? Chip hole makes plug removal easy ? Ideal for home-improver and DIYer Hole Saw Parameter: ? Cut Depth: 38mm ? Diameter: 4.5 inch(114mm) ? Wall Plate Width: 1.25mm ? Underside Panel Thickness: 6mm Package Included: 1 * 4.5 in HSS Bi-Metal Variable Pitch Hole Saw 1 * #4341 Heavy duty two-pin arbor 1 * Hex Wrench 3 * Black Drill Bits