1/4 x 3-1/4" PHILLIPS FLAT HEAD ZINC PLATED SELF-DRILLING REAMER #4 POINT w/WINGS 1M Box
quantity: 1,000 count
3-5 day delivery Nationwide
1/4-20 x 3-1/4" Phillips Flat Head Tek Reamer with Wings, Zinc Plated
These 3 1/4" length #3 Phillips drive Flat Head ZINC PLATED Self-Drilling screws with WINGS are 1/4" diameter (20 threads per inch) #4 Point. Zinc plated is a plating that is applied electrically to fasteners that prevents oxidation of steel by forming a protective barrier. Reaming type WINGS are attached after the threads and before the drill point to ream out the top material, eliminating any jacking action. Meets F.I.P.-1000.7 for torsional strength and drill speed. Zinc plating meets ASTM B-117 for salt spray corrosion. Each box contains approximately 1,000 screws (35 pounds)
Attaching lumber or wood headers to steel, drill capacity .110 - .375, drill speed 1750 RPM.