Micro selftapping metal screws are ideally suited for tamper proof plastic applications. Standard micro selftapping screws usually come in a blunt point style and sometimes in a plastics thread. Keyed-lok® however, is available in stainless or alloy steel for toughness and designed to meet the requirements of your specific application. Since each screw is individualized, the head diameter is also often customized to add extra security. With the low minimums, and custom features, Keyed-Lok® Micro self tapping screws are the most economical, high security, tamperproof screws in the industry.