Note: When you processing hardwood or other hard materials should be injected with water to improve the quality and accuracy of drilling, and extend the life of the hole opener. ProductSiteLaunchDate : 2012-08-07T07:39:15.883Z Size : 50mm Style : Classic SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredDgHzRegulation1 : not_applicable SupplierDeclaredDgHzRegulation2 : not_applicable SupplierDeclaredDgHzRegulation3 : not_applicable SupplierDeclaredDgHzRegulation4 : not_applicable SupplierDeclaredDgHzRegulation5 : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SurfaceRecommendation : Wood, Metal, Plastic SurfaceRecommendation1 : Plastic SurfaceRecommendation2 : Wood UnitCount : 1 UnspscCode : 27111701 Wattage : 1 watts