Here at RS Electrical Supplies, we stock an extensive range of Starrett Constant Pitch Bi Metal Hole Saws. These Starrett Bi Metal Hole Saws have 6 teeth per 25mm and are ideal for thinner gauge materials, offering a smooth cut with minimal tendency to snag or bite on contact with irregular surfaces. If you need hole saws and arbors, then look no further. Browse our range here today to get your hole saws and arbors.