Catalog number: BW-28 Features: ●The two blades at the tip drill holes in the base material to prevent the plate from floating. ●The blades come off when penetrating the steel frame, so sufficient tightening force can be obtained. ●A reamer flex that countersinks with the serrations (flex) under the neck. ●Prevents plate from floating. ●Suitable for fastening wood and steel frames. Specifications: ●Maximum compatible plate thickness (mm): 1.6 to 2.3 ●Compatible driver: Phillips No. 2 ●Nominal dimension (mm) L1: 13 ●Nominal dimension (mm) H: 2.6 ●Nominal dimension (mm) d x L: 4 x 28 ●Dimension (mm) S: Full thread ●Nominal dimension (mm) D: 7.5 ●Package: Bolt pack (blister) Material/Finish: ●Aluminum killed steel (SWCH18A) ●Surface treatment: Unichrome plating finish
