All Categories
Specially designed for drilling in hard steel, thick web helix delivers fast material removal combined with increased durability for maximum efficiency and performance. Each bit is manufactured to exacting specifications and features a split point that starts on contact with no walking or skating, eliminating the need for a center punch. Product Details: Diameter: 5/16 inch Flute length: 2.95 inch Total length: 4.6 inch Material: High Speed Steel(None cobalt) Package: Plastic box Drilling Reference: Material: Stainless Steel 304 Drilling Speed(r/min): 450 Feed rate(mm/r): 4 Drilling depth: 20mm Holes: 5