Firebird – DTFBDB135M2-4MM – Drill bit 135 DEGREE ANGLE Double Back Angle 4MM

SIZE : 4MM 

HIGH SPEED STEEL 

135 DEGREE ANGLE split point drill bit has two additional edges ground into the chisel edge, which make the entire point of the drill one long cutting edge. This reduces the amount of pressure needed to make the drill cut. This 135 degree point is also self centering which means the drill starts cutting without the need of a pilot hole 

FOR DRILLING – METAL , STAINLESS , WOOD , PLASTIC , ALLOY