35 Pieces Hex Key Wrench Set Metric/Imperial Hex Key Set Professional Compact Hex Keys High Quality The hex keys are made of chrome vanadium steel (better strength than carbon steel), and the surface is black oxidized after heat treatment, which is durable. Stronger Torque Force The L-shaped design provides extra flexibility for the long end and provides additional benefits for other short end attachments. The additional torque handle can improve the torque performance when loading and unloading fasteners. Allen Keys and ScrewdriversIncludes 35 sizes: (15) Standard SAE 0.028, 0.035, 0.05, 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, . /16, 7/32, 1/4, 5/16, 3/8 and (17) Metric 0.7, 0.9, 1.27, 1.3, 1.5, 2, 2 ,5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 7, 8, 10 mm. (1) Torque handle. (2) L-shaped screwdrivers PH1 SL3/16 and PH2 SL1/4. Precision MachiningThe precision machined and ground hexagonal end can install fasteners tightly and evenly, reduce wear, and can withstand long-term daily use for maximum durability and protect your hardware from rounding. Storage BoxEach wrench is marked with the appropriate size, and the rigid slots are convenient for storage, ensuring that the wrenches are placed neatly and convenient for use. High QualityThe hexagonal wrenches are made of chrome vanadium steel (better strength than carbon steel), and the surface is black oxidized after heat treatment for durability. Stronger Torque PowerThe L-shaped design provides additional flexibility for the long end and provides additional benefits for other short end attachments. The additional torque handle can improve the torque performance when loading and unloading fasteners. Allen Wrench and ScrewdriverIncludes 35 sizes: (15) Standard SAE 0.028, 0.035, 0.05, 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, ./16, 7/32, 1/4, 5/16, 3/8 and (17) Metric 0.7, 0.9, 1.27, 1.3, 1.5, 2, 2 ,5, 3, 3.5, 4, 4.5 ,5, 5.5, 6, 7, 8, 10 mm. (1) Torque handle. (2) L-shaped screwdriver PH1 SL3/16 and PH2 SL1/4. Precision MachiningThe precision machined and ground hexagonal end can install fasteners tightly and evenly, reduce wear, and can withstand long-term daily use to achieve maximum durability and protect your hardware from rounding. Storage BoxEach wrench is marked with corresponding size, and the rigid slot is convenient for storage, ensuring that the wrenches are neatly placed and convenient for use.