Description
- 【Bearing Steel Blade】Each drill bit in the countersink drill bit set is made of high quality bearing steel material with excellent heat, corrosion and rust resistance, as well as great cutting power for clean, flat and efficient cuts.
- 【82-degree 5-blade Design】The bearing steel drill bit set adopts a considered designed of a 82-degree 5-blade on the basis of high-quality materials, which ensures a powerful cutting capacity while effectively reducing vibration for easy control, prolonging service life and making drilling smoother.
- 【Debris Discharge Slot】The five blades of the 82 degree 5 flute 5 pieces metal drill bit set have been designed in a spiral shape so that there will be a gap between each blade to dislodge debris, which helps to ensure a smooth cut, a flat cutting surface and less sparks or burns.
- 【Size And Universality】The drill bit set contains 5 different sizes, which are 1/4'' 3/8'' 1/2'' 5/8'' and 3/4'', these five sizes can meet most of the daily needs. The bits come with a hexagonal mounting shank for quick setup and release and are suitable for most drills, grinders and grinders.
- 【Application】Countersink drill bit set is mainly suitable for drilling holes in most medium hardness metal, plywood, softwood, hardwood, fibreglass plastics, mild steel, copper, aluminium and so on, but NOT suitable for hard metals.
