LANIAKEA 3_78_Inch Bi_Metal Hole Saw 98MM M42 Annular Hole Cutter HSS Variable Tooth Pitch Holesaw Set with Arbor Blue for Home DIYer

3-7/8 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: 3 7/8”(98mm) ? Wall Plate Width: 1.25mm ? Underside Panel Thickness: 6mm Package Included: 1 * 3-7/8 in HSS Bi-Metal Variable Pitch Hole Saw 1 * #4341 Holesaw Arbor 1 * Hex Wrench 3 * Black Drill Bits