Square Head Screw Full Thread Stainless Steel 1/2-13 * 2-1/2″ [Cup Point] [Allen Drive] Online now

Made from 18-8 stainless steel, these set screws are chemical resistant and may be mildly magnetic. Use the square head to turn them by hand, or use a wrench when you need more torque. The cup point has a thin edge that digs into the contact surface for a secure hold. Length is measured from under the head.