Industrial grade S2 alloy steel bitswith sturdy hardened & tempered construction, Complete rust and corrosion resistance..
This 20pcs screwdriver bits set includes 15pcs tamper resistant star bit set,PH1 PH2 phillips,4.5mm&7mm slotted bits and an AD connector.
Tamper Resistant Star Bit Set are: T-4,T5,T5,T-6, T-7, T-8, T-9, T-10, T-15, T-20, T-25, T-27, T-30, T-35, T-40, with Storage Sleeve black Case.
Insert smoothly with precision chamfer bit ends. Sizes are stamped on bits and green-printed on storage organiser for faster recognition.