Diamond wet core drill bit(M14*50mm)

Specifications:   1.Segment:Crown ring(dia14-dia50) and segmented(dia60-dia152). 2.Center water fed. 3.Total length:50mm,80mm,100mm,120mm,360mm. 4.Connection:Shank,M14,M16,5/8''-11,GAS1/2'' for CNC machine.   Feature   1.Fast and Smooth cutting 2.Long lifetime 3.Less Chipping 4.Minimizing any breakage  5.Center water feed,used wet. 6.Less loss of material 7.Minimum material deformation 8.Less heat generation  9.Better finish quality    Machinery Core Drill Bits be used for protable electric driller and bench drilling machine.    Application granite, concrete and marble.   Delivery Delivery Time:Normal 7-12 days .Special order depends.

Vacuum Brazed Drill Bits

Application: granite, marble. Arbor: 3/8＂ or 1/4＂ shank, M14 thread. Fast cutting action, vacuum brazed for long life. Item No. Diameter electroplated Vacuum brazed   EAB5 VB5 3/16＂/5mm EAB6 VB6 1/4＂/6mm EAB10 VB10 3/8＂/10mm Can be made according to drawings and samples.

Electroplated core bits

Application: for marble only.   Connection: 1/2" shank or other size shank sizes   Advantage: fast cutting, minimizes chipping, long life. Item no. Diameter ECB5M 5mm ECB12M 12mm ECB25M 25mm ECB32M 32mm ECB35M 35mm ECB38M 38mm ECB50M 50mm ECB64M 64mm ECB76M 76mm ECB100M 100mm ECB115M 115mm Electroplated anchor bit   Application: granite, marble.   Arbor: 3/8" or 1/4" shank,  M14 thread.   Fast cutting action, vacuum brazed for long life.   Can be made according to drawings and samples. 

Construction Concrete Drill

For use with masonry, brick, block, & cured concrete. Excellent bits!! They cut aggressively, will last a long time, and are easy on the wallet! All of these bits are 15 long with a 1 1/4-7 thread. It will fit a Milwaukee drill. Not for use with marble or granite

English drill and construstion bits

Core Drill Bits be used for protable electric driller and bench drilling machine.there are high speed and low speed stone bits .Long lifespan and high efficiency. Include two connections .shank and thread . Diamond Drills are available from inventory in many different specifications, outside & inside diameters, drilling depths, bond types, diamond mesh sizes, mountings, & tolerances. We will work with you to determine your needs, and recommend the right solution for your specific material/application. You can count on us to improve you drilling operation to its ultimate efficiency.  ADVANTAGES: less loss of material minimum material deformation less heat generation faster drilling speed less chipping better finish quality Delivery Time：7-12 days Product Name Size Connection   English Drill For Granite      20x70L M14.M16. 5/8"-11   25(1'')   35(1-3/8'')   38(1-1/2'')   40(1_5/8'')   50(2'')   100(4")   Construction Drills Bits for Granite .Concrete Size Outer diameter Body Thickness Length of bits  28mm 27.2mm 2.8 40/400mm 32mm 32.2mm 3.0 40/400mm 38mm 38.2mm 3.2 40/450mm 44mm 44.2mm 3.2 40/451mm 51mm 51.2mm 3.2 40/452mm 63mm 63.2mm 3.4 350/450mm 76mm 76.2mm 3.4 350/450mm 83mm 83.2mm 3.4 350/450mm  

Diamond Core Drilling Bits for Stone

Core Drill Bits be used for protable electric driller and bench drilling machine. There are high speed and low speed stone bits. Long lifespan and high efficiency. Include two connections. Shank and thread. Diamond Drills are available from inventory in many different specifications, outside & inside diameters, drilling depths, bond types, diamond mesh sizes, mountings, & tolerances. We will work with you to determine your needs, and recommend the right solution for your specific material/application. You can count on us to improve you drilling operation to its ultimate efficiency. ADVANTAGES: Less loss of material Minimum material deformation Less heat generation Faster drilling speed Less chipping Better finish quality Delivery Time：7-12 days Product Name Size Connection   English Drill For Granite  20x70L M14.M16. 5/8"-11   25(1’’)   35(1-3/8’’)   38(1-1/2’’)   40(1_5/8’’)   50(2’’)   100(4")   Construction Drills Bits for Granite .Concrete Size Outer diameter Body Thickness Length of bits  28mm 27.2mm 2.8 40/400mm 32mm 32.2mm 3.0 40/400mm 38mm 38.2mm 3.2 40/450mm 44mm 44.2mm 3.2 40/451mm 51mm 51.2mm 3.2 40/452mm 63mm 63.2mm 3.4 350/450mm 76mm 76.2mm 3.4 350/450mm 83mm 83.2mm 3.4 350/450mm