Original DeWalt N032702 carbon brush 240V single — a genuine DeWalt replacement brush block for affected hammer / core drills.

Fits (examples): D21570K, DWD530KS and DWD221 — this is the replacement brush listed for those models.

Key details: rectangular carbon brush, nominal dimensions 6.35 × 10 × 13 mm (thickness × width × length). Sold singly (order two if you need a matched pair).

A straight swap into the tool’s brush holder — the same part number the manufacturer lists for the brush assembly on the models above.