Using Premium Carbide Tip Drill Bit Set, stop worrying about your next projects or simple about home improvements. Never hire the mechanic to fix your house again. Perfect for D-I-Y lovers.
With premium quality, reduced drill speeds, low drill pressure and increased use of water lubrication will extend drill bit life considerably
1. Start your hole diagonally, make a round trace and then hold drill straight. 2. Always use lubrication (water), otherwise, the diamond core drill will burn. 3. Low drill pressure and increased use of water lubrication will extend drill bit life considerably. 4. Not for use on Concrete or for depths beyond about 1/2".
Great drill accessory for any workshop backed by a manufacturer's lifetime warranty.
Heat treated & tempered high-carbon steel with titanium coating for superior cutting power.
High precision, smooth cutting, especially impact resistance, wear resistance.
Use on steel, aluminum & other metals, plastic or wood.
Enlarge or countersink holes, deburr edges, 15-degree chamfer.
Drill Head: HSS 4241 with Titanium coating
Intermediate chamfering drill body: Steel 45
What is hole saw?
A hole saw (also styled holesaw), also known as a hole cutter, is a saw blade of annular (ring) shape, whose annular kerf creates a hole in the workpiece without having to cut up the core material. It is used in a drill.
Why does a drill bit at Hole saws center?What can it do?
Hole saws typically have a pilot drill bit at their center to keep the saw teeth from walking. The fact that a hole saw creates the hole without needing to cut up the core often makes it preferable to twist drills or spade drills for relatively large holes.The same hole can be made faster and using less power.
Hole drill bit Uses:
Hole saws work with the ordinary electric drill, uses in stainless steel, iron, steel, castings, aluminum and other metal plate drilling.
【Dimension of the Hole Saw Set】
【16mm/0.62" & 18.5mm/0.72"】
【20mm/0.78" & 25mm/0.98" 】
Hole Drill Bit:
Hard lengthened alloy stainless steel hole saws set, high hardness,wear resistance, stable quality. Widely used in 3MM stainless steel plate, within 10MM iron plate. Aluminum plate and other metal sheet hole operation
hole saws are sharp, reliable, cost-effective, row cutting is very smooth, not prone to chipping phenomenon. They are with excellent performance, sharp knife edge, wear and other characteristics.