The Asein 0138 carbon brush set (dimensions: 6 × 7.5 × 9 mm) is a direct replacement for a range of Bosch drill and screwdriver models. It corresponds to Bosch original parts 1 607 000 488, 2 607 034 900, and 2 607 034 904, and is confirmed compatible with the following tools
Bosch GSB series drills: 12 VE‑2, 14.4 VE‑2, 14.4 VE‑2 LI, 18 VE‑2, 18 VE‑2 LI, 24 VE‑2, 36 V‑LI
Bosch GSR series screwdrivers: GSR 12 VE‑2, 14.4 VE‑2, 14.4 VE‑2 LI, 18 VE‑2, 18 VE‑2 LI, 24 VE‑2, 36 V‑LI
More specifically listed models include: GSB 12 VE‑2, 14.4 VE‑2 (also LI), 18 VE‑2 (also LI), 24 VE‑2, 36 V‑LI, and GSR 12/14.4/18/24/36 V (all VE‑2 or VE‑2 LI variants)