Drill Bit TBVECHI 4 Pcs Green 2'' 3'' 4'' 5'' Combo Wet Diamond Core Drill Bit for Concrete Premium Wall Hole Opener

Specifications:Segment height: 10mmBit Diameter * Bit Length: 51mm (2") x 370mm, 76mm(3") x 370mm, 102mm(4") x 350mm , 120mm(5") x 350mmThread size: M22 (The thread diameter of the water drill is 22 mm.)FeatureExcellent choice for all type of general drillingIdeal for plumbers, electricians or general contractorsApplication:Intended for drilling hard concrete, block, brick, masonry, and the like materialsIt 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)Notice:Drilling method: use WET onlyRhinestones: 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 rigInstall 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 concentricPackage included:4 x Wet Diamond Core Drill Bit (2" 3" 4" 5")Notice:Please allow 1-3cm error due to manual measurement.Pls make sure you do not mind before you bid.The color may have different as the difference display, pls understand.

• Wet Diamond Core Drill Bit ideal for plumbers, electricians or general contractors
• Wet Diamond Core Drill Bit 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)