Best Bi metal Material

DEWALT Hole Saw, 4-Inch (DWA1864)

  • Bi-metal material improves performance and durability of the hole saw on average vs. previous design.
  • Up to 8.75% cobalt content and unique tooth geometry for speed and long life.
  • Deep cut style hole saws will cut 2-by material in 1 pass.
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DEWALT DAH180012 3/4 (19MM) Hole Saw

  • UP TO 50% LONGER LIFE*: Patented tooth forms optimize chip removal for efficient drilling and long life, *vs. prior generation DEWALT Bi-Metal Hole Saws cutting black pipe.
  • FAST PLUG EJECTION: Large, continuous slot provides leverage for easy plug removal.
  • VERSATILE DRILLING PERFORMANCE: High-speed, steel cutting edge effectively drills through wood, metal, and plastic.
  • DESIGNED FOR THICK MATERIALS: Deeper saw design cuts 2-by material in one pass.
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PLG2SUPT Recessed Light Hole Saw Kit 6-3/8,5-3/8,4-3/8,3-1/8 Inch Carbide Grit for 6”,5”,4”,3” Light Cutting Drywall, Ceiling Tile

  • This recessed light Carbide grit hole saw cutter Install kit includes: 3-1/8”(79mm), 4-3/8”(111mm), 5-3/8”(137mm), 6-3/8"(162mm) hole saw bit, 1 of 0.43”(11mm) hex shank large arbor, 2 of 3.5" (89mm) pilot HSS drill bits.
  • The carbide grit edge hardness over 70HRC.It is more hard, sharp . It’s a longer life in abrasive material..
  • The specially designing edge cuts more clean ,smooth . It is more fast than tradition bi-metal hole saw up to 80%. The specially designing back removes the plug easily. It’s fast than bi-metal hole saw 2 times..
  • The hole saw teeth is specially designing. It’s more sharp and more fast than tradition one. 4 pack hole saws are good match. It’s for professional choice..
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KHCRAFT Bi-Metal Hole Saw Kit High Speed Steel M42 with Cobalt 8% for Metal and Wood 13-Piece General Purpose 3/4

  • Professional high speed steel M42 (not M3) with cobalt 8% cutting teeth hardened to control the efficient and durable and reliable use on workpieces like sheet metal, Aluminium, wood, plastic, plasterboard, etc.. HSS M42 teeth is particularly good for high strength metal such as stainless steel (HSS M3 ones are good for middle strength metal but not high strength one) because HSS M42 contains cobalt 8%, which raises the hardness of the teeth. HSS M42 is about 20% more durable than HSS M3..
  • 9-piece hole saws: 3/4"(19mm), 7/8"(22mm), 1-1/8"(29mm), 1-3/8"(35mm), 1-1/2"(38mm), 1-3/4"(44mm), 2"(51mm), 2-1/4"(57mm), 2-1/2"(64mm).
  • 4-piece accessories: arbor 9/16"-1-3/16" with shank 3/8".
  • arbor center drill with shank 1/4". Center drills in this kit are all made of real HSS M2 and fully ground, while a lot of bi-metal hole saw kits are with low grade HSS center drills roll-forged..
  • with max cutting depth 1-3/8" (35mm) and ideal for drilling on sheet metal (even high strength metal because of HSS M42 with cobalt 8% teeth), wood, plastic, plasterboard, Aluminium, etc.. Particularly for sheet metal: the cutting depth is 2mm to 5mm, depends on the hardness of the metal and taking hand drill ....
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Hacksaw includes Hacksaw and Reciprocating Blades, Adjustable Tension to 30,000 PSI Klein Tools 702-12

  • Adjustable blade tension up to 30,000 PSI for fast, precise cuts.
  • Includes 12-Inch (305 mm) x 24 TPI bi-metal hack saw blade and 6-Inch (152 mm) x 24 TPI bi-metal reciprocating saw blade.
  • Alternative 45-degree mounting for flush cutting.
  • Front mount for reciprocating saw blades.
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DEWALT DAH180064 4 (102MM) Hole Saw , Yellow

  • UP TO 50% LONGER LIFE*: Patented tooth forms optimize chip removal for efficient drilling and long life, *vs. prior generation DEWALT Bi-Metal Hole Saws cutting black pipe.
  • FAST PLUG EJECTION: Large, continuous slot provides leverage for easy plug removal.
  • VERSATILE DRILLING PERFORMANCE: High-speed, steel cutting edge effectively drills through wood, metal, and plastic.
  • DESIGNED FOR THICK MATERIALS: Deeper saw design cuts 2-by material in one pass.
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DEWALT DAH180016 1 (25MM) Hole Saw , Yellow

  • UP TO 50% LONGER LIFE*: Patented tooth forms optimize chip removal for efficient drilling and long life, *vs. prior generation DEWALT Bi-Metal Hole Saws cutting black pipe.
  • FAST PLUG EJECTION: Large, continuous slot provides leverage for easy plug removal.
  • VERSATILE DRILLING PERFORMANCE: High-speed, steel cutting edge effectively drills through wood, metal, and plastic.
  • DESIGNED FOR THICK MATERIALS: Deeper saw design cuts 2-by material in one pass.
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DEWALT DAH180048 3 (76MM) Hole Saw , Yellow

  • UP TO 50% LONGER LIFE*: Patented tooth forms optimize chip removal for efficient drilling and long life, *vs. prior generation DEWALT Bi-Metal Hole Saws cutting black pipe.
  • FAST PLUG EJECTION: Large, continuous slot provides leverage for easy plug removal.
  • VERSATILE DRILLING PERFORMANCE: High-speed, steel cutting edge effectively drills through wood, metal, and plastic.
  • DESIGNED FOR THICK MATERIALS: Deeper saw design cuts 2-by material in one pass.
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DEWALT DAH180072 4-1/2 (114MM) Hole Saw

  • UP TO 50% LONGER LIFE*: Patented tooth forms optimize chip removal for efficient drilling and long life, *vs. prior generation DEWALT Bi-Metal Hole Saws cutting black pipe.
  • FAST PLUG EJECTION: Large, continuous slot provides leverage for easy plug removal.
  • VERSATILE DRILLING PERFORMANCE: High-speed, steel cutting edge effectively drills through wood, metal, and plastic.
  • DESIGNED FOR THICK MATERIALS: Deeper saw design cuts 2-by material in one pass.
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DEWALT DAH180101 4-5/8 (118MM) Hole Saw

  • UP TO 50% LONGER LIFE*: Patented tooth forms optimize chip removal for efficient drilling and long life, *vs. prior generation DEWALT Bi-Metal Hole Saws cutting black pipe.
  • FAST PLUG EJECTION: Large, continuous slot provides leverage for easy plug removal.
  • VERSATILE DRILLING PERFORMANCE: High-speed, steel cutting edge effectively drills through wood, metal, and plastic.
  • DESIGNED FOR THICK MATERIALS: Deeper saw design cuts 2-by material in one pass.
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