We offer an extensive range of metric A2 and A4 stainless steel socket screws. The A2 range includes socket head cap screws, button head socket screws, socket countersunk head screws, plain cup point, and cone point socket screws. The A4 range mirrors the A2, except for cone point socket set screws. Many of the items conform to the respective DIN and BS specifications. All items are driven with a hexagon socket wrench or Allen key.