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SuperTek 7 Hex Head
For drilling capacities of 3.5mm - 18.5mm
SuperTek 7 Hex Head Heavy Gauge Without Washer
The Evolution SuperTEK Hex Head Self-Drilling Screw is designed for fixing steel to steel. Made from carbon steel with a AISI C1022 material grade with a 1000hr Evoshield coating. Single thread form, drilling capacity of 3.5-18.5mm and a recommended drill speed of 1500-2500 RPM.
SuperTek 7 Hex Head Heavy Gauge With 16mm Washer
The Evolution SuperTEK Hex Washered Head Screw, with a 16mm Bonded EPDM Washer, is designed for fixing steel to steel. Made from carbon steel with a AISI C1022 material grade with a 1000hr Evoshield coating. Single thread form ('V' fluted), drilling capacity of 3.5-18.5mm and a recommended drill speed of 1500-2500 RPM.
