2604321905 supersedes older part numbers: 2604321913

Genuine Bosch carbon-brush set (Pair), part number 2604321905 — a direct replacement brush kit for brushed motor tools.

The kit contains two carbon blocks (approx. 5 × 8 × 16–17 mm) with braided copper lead and spring for reliable contact and consistent brush pressure.

Bosch Drills : CSB-470LE, CSB-500RE, CSB-550 RET, CSB 650-2 RE, CSB 650-2 RET, GBM 13, PSB 13RE and PSB 450R.

• Bosch Sanders: GSS 230 A, GSS 230 AE, PSS 28A, PSS 28D.
• Bosch Circular & Jigsaws: PKS 46, PKS 540, PST 52A

Simple to install: remove the brush cap or holder, replace the worn carbon block with the new unit (observe orientation of the braided lead), then reassemble — restores smooth commutation and extends the life of the motor.

Browse our full range of Bosch drill parts.