AmazonSquare drive as per DIN 3120 - C 12.5, Iso 1174 With ball retention groove Torn = REG. Trademark of acumen intellectual properties, LLC. USA Screwdriver bit socket 1/2" TORX T50, Weight: 0.15 Pounds, Manufacturer: Carolus
Square drive as per DIN 3120 - C 12.5, Iso 1174 With ball retention groove Torn = REG. Trademark of acumen intellectual properties, LLC. USA Screwdriver bit socket 1/2" TORX T50, Weight: 0.15 Pounds, Manufacturer: Carolus