Unika has Core Drill can be used with normal drill machine by hand like Makita, Bosch, Dewalt, Hikoki, Milwaukee, Keyang, Crown, Dong cheng...Working will be much eaer than hammering by hand.  And it makes beautiful holes to wall and slab.     →Hamme...

No water needed.Can use with normal drill machine (Electric drill or SDS-plus hammer drill - Rotation mode only).Can use for Reinforced Concrete (Reinforced bar 10mm or less).Diameter is from 25mm to 170mm.More information is in the product p...

 Only 0.5mm blade thickness of unika's HSSJ type reduces cutting restance to a minimum, provides short time drilling time. HSSJ type is suitable for cordless drill machine (like Impact driver / cordless drill driver). The diameter is from 12...

     unika started to sell set Non-Plug screw (screw dia M4) and concrete drill bit B type.M4 Non-plug Screw has 9 kinds and the set has 2 kinds (Set A and Set B). Set A: If the material to use Non-Plug screw is "Concrete" ...