tender for the purchase of cleaning materials for boiling house , tool head cutter complete heavy duty having 15 cutters (12 straight and 3 bewel) made from high carbon steel en-24/31 duly harden and tempered with ½” bsw female thread with suitable for 42.6 mm i.d. tube. , turk head brush heavy duty made from high carbon steel wire of 50 swg, 1” metal holder with ½” bsw female thread suitable for 42.6 mm i.d. tube. , turk head brush heavy duty made from high carbon steel wire of 50 swg, 1” metal holder with ½” bsw female thread suitable for 98 mm i.d. tube. , turk head brush heavy duty made from high carbon steel wire of 50 swg, 1” metal holder with ½” bsw female thread suitable for 100 mm i.d. tube. , motor coupling socket (motor bush adopter) with ½” bsw thread for flexible shaft and motor. as per sample. suitable for 5 hp, 2900 rpm cleaning electric motor motor. , foundry brush heavy duty made from best quality round spring steel having 5 rows size 6”x3” made from quality wood with handle.