PowerSIX™ is a versatile tamper resistant self-threading security screw. Ideal for all types of fencing applications, the tri-Lobular self-threading screw eliminates the need for nuts, reducing labour costs & installation time. For added security PowerSIX™ security screws also feature a unique 2-way (removable) security drive. Regular 6-Lobe/Pin Torx tooling will not fit this unique security drive.(…)
via UK Hafren Fasteners Rolls out New PowerSIX™ Security Screw | Fastener World Inc.