【Size and Packing】T27 Torx chamfered tip(Stamped Size), 5.63"(143mm) long arm, 1.18"(30mm) short arm. Package include: 4 pieces Tamper Resistance Star Allen Wrench 【Material】Made by heat treated chrome vanadium steel(CR-V), tempered and quenched to ensure enough strength and durability. Fine Sand Butyl Nickel finish for anti-corrosion and rust resistance 【Feature】Not only the basic torx head, but also has tamper proof holes at each end for security screws and can be used on tamper resistant security screws. Precisely sized, chamfered, straight ends offer a snug fit and insert smoothly into fastener head, reducing wear. 【Long Arm & Short Arm】Offers extended range on one end and extra leverage on the other. Easy and efficient manual tool. 【Application】Can be used on tamper resistant fasteners. Widely used in DIY hand-making, automotive, bicycle brake system, hard disk drives, coffee machines, garage and most general repairs.
Torx Allen Wrench with Hole

1. Both ends of the wrench can be used.
2. With the long arm, it can reach farther in deeper working environment.
3. With the short arm, you can take advantage of the leverage, save effort and work more easily
28. Torx chamfered tip. The hole in the center of each bit is tamper-proof.

Note: Do not turn the screws with mismatched sizes to avoid damage to both the screw and wrench.