Overview Reviews Product Description SPEE-DRILL® screws are driven with a standard electric drill and 1/4 hex socket bit. The special hardened conical point bores through sheet metal and the serrated washer face prevents thread stripping. Papco Screws Catalog Product Videos Custom Field Box quantity 750 Plating Zinc Diameter #8 Length 1" Bit type Nut setter (1/4" size) Product Reviews Write a Review Write a Review × Paulin #8 x 1" Spee-Drill® Hex Head Steel Tapping Screw 750 Pc. 536-203 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *