SAWSAVVY Hole saw has a new deep hole saw design of 40 mm (1-5/8 in.) cutting depth for 30% deeper holes in 1 pass and increased productivity than other products on the market. In addition to that, specific measurement engraved on the hole saw drill bit is for convenient identification of drilling depth. 10-40 mm in an incretment of 10mm (3/8 in.) SAWSAVVY Hole saw is made of bi-metal HSS containing 8% cobalt alloy for long-lasting cutting, higher toughness, higher cutting strength, and stronger wear resistance. Also, Built rust-proof for repeat use. It also provides strong durability in terms of flexiblility, and shatter resistant steel body for long life. Its tooth configuration (Vario tooth strip) is ideal for gliding through material to provide smooth cuts. SAWSAVVY Hole saw package includes: 1 x hole saw (2-2.5-3-3.5-4-4.5-5-6-6.25 inch available), 1 x 7/16" hex shank arbor, 3 x 1/4" pilot bits, 1 x 5/32" allen wrench key, 1 x strong rejection spring. Keep the drill bit in contact with the cutting surface straight at a low speed. Take some time for the saw to cut, so you can get a smooth and clean round cut. SAWSAVVY Hole saw can cut a hole which is diameter in wood, plywood, plastic, drywall, soft plaster, cornhole boards, acrylic-board, thin metals (within 1-5/8 in.), and etc. In addition, SAWSAVVY hole saw is suitable tocut holes for recessed lights or canned lights, this hole saw is also suitable for home projects on air ducts, speakers, ceiling lamps, etc. 2 Inch Hole Saw 3 Inch Hole Saw 4 Inch Hole Saw 6 Inch Hole Saw 6PCS Hole Saw Kit Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 4.1 out of 5 stars 34 4.1 out of 5 stars 34 4.1 out of 5 stars 34 4.1 out of 5 stars 34 4.3 out of 5 stars 18 Price $9.68$9.68 $11.90$11.90 $13.76$13.76 $17.30$17.30 $8.99$8.99 Material HSS M42 Bi-Metal HSS M42 Bi-Metal HSS M42 Bi-Metal HSS M42 Bi-Metal High Strength Carbon Steel Cut Dia. 2" 3" 4" 6" 1-1/4", 1-1/2", 2" and 2-1/8" Applications Hard/Soft Wood, Sheet Metal/Steel, PVC, Drywall, Acrylic Hard/Soft Wood, Sheet Metal/Steel, PVC, Drywall, Acrylic Hard/Soft Wood, Sheet Metal/Steel, PVC, Drywall, Acrylic Hard/Soft Wood, Sheet Metal/Steel, PVC, Drywall, Acrylic Soft Wood, PVC, Drywall