Compact size. One-handed operation - easy to remove and put back bits. Pleasant to hold thanks to soft grip and no sharp corners. The practical bit box for 25 mm bits fits in every trouser pocket. The TwinBOX is divisible and can then be attached to work clothing, for example. The bits can be easily taken out of the bit box with one hand. Bit PH 1, Bit PH 2, Bit PZ 1, Bit PZ 2, Bit PZ 3, Bit SZ 0.8x5.5, Bit TX 15, Bit TX 20, Bit TX 25, Bit TX 30