National Twist Drill - Letter Z 130° Cobalt Jobber Drill Locks 250 Spring Rate Pounds per

250 Spring Rate Pounds per Inch (Pounds) 9

00 End Type Corner Radius Corner Radius (mm) 1 Number of Flutes 4 Material Solid Carbide Finish/Coating Polychrom Length of Cut (mm) 13

Model #: 62770

Type 4 Sling Material Nylon Sling Length (Feet) 10 Sling Width (Inch) 3 Number of Legs 1 Leg Length (Inch) 10 Vertical Capacity (Lb

Width (Inch): 72

National Twist Drill - Letter Z 130° Cobalt Jobber Drill Locks 250 Spring Rate Pounds perItem #: 58833138 Brand: National Twist Drill Model #: 027669AW Features and Benefits Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys. Titanium Nitride (TiN) is a multi purpose coating which increases chip flow in softer materials. The heat and hardness resistance allows the tool to run at higher speeds than uncoated tools. Spiral flutes are constructed with a higher flute angle to