The stanley range of torx headed bits are supplied in packs of 3 or 25 they are 25mm long screwdriver bits in a large range of sizes t10 t15 t20 t25 t30 and t40 all the stanley torx bits are 14 inch hex are precision machined for the perfect fit and are forged and ground for long life and durability suitable for use in industrial construction diy motor trade or security applications