Prenine 4 CB440 Makita Carbon Brushes, Carbon Brushes for Makita CB-440 DF458Z DTD140 DTD146 DHP456 DHP458 / 482 DTW251 BHP451 BHP452 Drills, 13x10x3mm

General Description Prenine 4 CB440 carbon brushes are designed for Makita drills, offering optimal performance for various motors and generators. They ensure smooth movement in the brush holder, preventing roll and guaranteeing improved switching efficiency. Technical Specifications Dimensions: 13 x 10 x 3 mm Net Weight: 30 g Materials: Copper and Carbon Quantity: 4 pieces Compatibility and Accessories Compatible with models: CB-440, BHP458, BDF452, BHP454, DDF458Z, DF458D, DDF458RFE, DHP458, DDF456, BDF452, DTD146, and other similar machines. Installation Ensure the gap between the carbon brush and the brush holder is between 0.1 and 0.3 mm to prevent roll. The width between the bottom edge of the brush holder and the switch surface should be approximately 2 mm. Install the insulated wire in the carbon brush holder. Insulated. Usage: Replace worn carbon brushes to maintain even current distribution. Avoid mixing new and old carbon brushes to prevent uneven current distribution. Position the contact surface correctly to avoid low power output.