4pcs Wet Core Drill Bit Set, 2.2" 3" 4" 5" Wet Diamond Core Drill Bits Handheld Masonry Hole Saw Kit for Concrete Stone Granite Marble Brick Block

NoteThe thread diameter of the water drill is 22 mm. Please make sure your product can use 22MM thread diameter before your order.Specifications- Segment height: 10mm- Bit Diameter * Bit Length:- 56mm (2.2") x 370mm, 76mm(3") x 370mm,102mm(4")x 350mm ,120mm(5") x 350mmThread size: 22mmFeatures- Excellent choice for all type of general drilling- Ideal for plumbers, electricians or general contractorsApplications- 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)Warm Tips- Drilling method: use WET only- 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- 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 concentricPackage Includes4 x Wet Diamond Core Drill Bit(2.2”, 3”, 4”, 5”)

• 【Main Parameters】- Segment height: 10mm; Bit Diameter * Bit Length: 56mm (2.2") x 370mm, 76mm(3") x 370mm,102mm(4")x 350mm ,120mm(5") x 350mm; Thread size: 22mm.【Note】:The thread diameter of the water drill is 22 mm. Please make sure your product can use 22MM thread diameter before your order.
• 【Wide Applications】- The wet diamond core drill bits is 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.
• 【Great Performance】- This Wet Core Drill Bit Set 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)
• 【Warm Tips】- Drilling method: use WET only; 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; 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.
• 【Avant-garde Design】- Exquisite appearance, compact structure, easy to operate and carry, made of high quality material, strong and durable, ensures long service time.