We offer a wide range of stainless steel security fasteners, including A2 security fasteners, and security bits and keys. Our A2 security fasteners range includes pin hex button head machine screws, pin hex countersunk head machine screws, tamper TX button head machine screws, tamper TX countersunk head machine screws, tamper TX button head self-tapping screws, tamper TX countersunk head self-tapping screws, and shear nuts. The range of security bits and keys includes pin hex bits, pin hex keys, tamper TX bits, and tamper TX keys.