Features of 31 in 1 Screwdriver Set: This is a Screwdriver set with a storage box. This screwdriver set of 31 bits is magnetized to hold the heads firmly and this also provides safety to the user. The handle is made of rubber and is designed to fit perfectly into the hands of an adult, the rubber used to comfortable to hold as well as provides excellent grip. Features of 8 in 1 Screwdriver Set: This handy screwdriver set comes with an LED flashlight integrated torch for to illuminate the working area. The screwdriver is magnetic and the heads are made of steel alloys so they are sturdy and will last long. This screwdriver has a locking mechanism to keep the heads and it is insulated.