With bristle, nylon, high resistance strong steel, phosphous bronze and other filaments on request
FOR BOILERS
SERIES 401: double spiral
SERIES 410: simple spiral With threaded junction 1/2" or 12 MA on request.
Temperate straight steel wire or nylon for boiler (mm): 0,80 - 1,00
Diameters (mm): 25 ¸ 120
SERIES 420: Extension for interior brushes
SERIES 430 for chimnery
With temperate flat steel wire.
Diameters (mm): 150 ¸ 500 mm Other diameter on request
SERIES 453: with crank
SERIES 452: with tuft on head, handle with eyelet or cut shaft.
SERIES 451: normali con impugnatura a occhiello o gambo troncato