 
                                Alpen Hss Sprint Master 4.00 mm drill bit.
                                                See the wholesale price
                                            
                                         
                                      
                                 
                            Alpen hss sprint drill bit. -Diameter: 4.5mm. -Great elasticity. -High resistance to fracture. -High drilling performance. -Fast due to their aggressive sharpening of the tip. - Suitable for construction steels, easy-cutting steels, unalloyed steels, copper, brass, aluminum and plastic
 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                