Thread Wet Diamond Core Drill Bit , 2.2"/3"/4"/5" Core Drill Set Wet Diamond Concrete Core Drill Bit Kit Concrete Series Premium Tool 4 Size New

<p>KEY WORDS:<br>2.2'' 3'' 4'' 5''Wet Diamond Core Drill Bit for Concrete for Concrete Premium Green 4Pcs<br>&nbsp;<br>Note:<br>The thread diameter of the water drill is 22 mm. Please make sure your product can use 22MM thread diameter before your order.<br>&nbsp;<br>Specifications:<br>Segment height: 10mm<br>Bit Diameter * Bit Length:<br>56mm (2.2") x 370mm, 76mm(3") x 370mm,102mm(4")x 350mm ,120mm(5") x 350mm<br>Thread size: 22mm<br>&nbsp;<br>Features:<br>Excellent choice for all type of general drilling<br>Ideal for plumbers, electricians or general contractors<br>&nbsp;<br>Application:<br>Intended for drilling hard concrete, block, brick, masonry, and the like materials<br>It is suitable for drilling and coring of reinforced concrete, brick wall drilling, air conditioning installation, pipe, road signs drilling, expressway and other outdoor projects.<br>This product is tested, thickness of 220mm cement block, inside four 14mm steel bar, play through about need 4 minutes, can play 40 holes. Hand-held drilling machine need 3-4 minutes to play through the brick wall (only for reference, different operating conditions will affect the bit working life)<br>&nbsp;<br>Notice:<br>Drilling method: use WET only<br>Rhinestones: In the use of the process must be added water, should be drilled to dig core engineering, the proposed matching fixed or hand-held drilling rig<br>Install the bit: first check the spindle has no swing, electrical and mechanical parts are normal, on the bit to ensure that the drill and drilling rig clamping, and maintain concentric<br>&nbsp;<br>Package included:<br>4 x Wet Diamond Core Drill Bit(2.2”,3”,4”, 5”)<br>Notice:<br>1、Please allow 1-3cm error due to manual measurement.Pls make sure you do not mind before you bid.<br>2、The color may have different as the difference display, pls understand.</p>

• Intended for drilling hard concrete, block, brick, masonry, and the like materials
• It is suitable for drilling and coring of reinforced concrete, brick wall drilling, air conditioning installation, pipe, road signs drilling, expressway and other outdoor projects.
• This product is tested, thickness of 220mm cement block, inside four 14mm steel bar, play through about need 4 minutes, can play 40 holes. Hand-held drilling machine need 3-4 minutes to play through the brick wall (only for reference, different operating conditions will affect the bit working life)
• Excellent choice for all type of general drilling
  Ideal for plumbers, electricians or general contractors