3 Review(s)

Hole Saw Cement Drill Bits KitsGreat for drilling concrete wall, stone, brick, cement, masonry, aerated block, slump block, air-conditioning installation. Welding openings is very strong, smooth inside and outside welding mouth, precision engage, appearance. Very resistant to abrasion, not easily corroded, and very flexible and convenient to operate. This kit can make your drilling work more efficient and you will enjoy the creative process. It will be a good assistant in your life.SpecificationMaterial: High speed steel Cutting Diameters: 65mm(2.56"), 50mm(1.97''), 30mm(1.18'') Connecting Rod: 300mm The Mount Connector Size Wall Hole Saw is for general water pipes and water heater pipesHIGH QUALITYMade of carbide tipped metal material of ultra-sturdiness and durability for years of use under the toughest conditions with uncompromised performance.SIZE3 different sized wall hole saws (65mm, 50mm, 30mm) are prepared for different cutting diameters, an all-in-one choice for daily use.Some Tips?We don't recommend hitting rebar, as you'll end up with a toothless bit.The set screws (small bolts) holding the centering bits tend to back out with vibration, so applying some thread locker and letting it cure overnight prior to use.In order to the locking screw more stable on the drill and for your sefety, please as the clockwise to use it when you drill the wall holes, thank you.WIDE USAGESuited for any rotary hammer drill which accepts SDS-Plus shank.Great for drilling concrete wall, stone, brick, cement, masonry, aerated block, slump block, air-conditioning installation.Package include:1 x 65mm Wall Hole Saw1 x 50mm Wall Hole Saw1 x 30mm Wall Hole Saw1 x 300mm Connecting Rod1 x Drill Bit1 x Screw1 x Wrench