#30 x 12" Cobalt Aircraft Extension Drill Bit BoltsandNuts.com Part Number DWRR54

Part Number DWRR54

• Adapter expands your range for sockets and accessories • Knurled bands on the extensions provides grip for starting or turning loosened fasteners with fingertips • Smooth

It can easily measure rivet diameter

plastic wood and other thin materials without center punching

Each chisel is individually heat treated to harden and strengthen the tip while maintaining the soft temper of the striking end

#30 x 12" Cobalt Aircraft Extension Drill Bit BoltsandNuts.com Part Number DWRR54Product Description Cobalt drill bits are are effective in drilling tough, high tensile strength materials such as cast iron, inconel, stainless steel and titanium. They display high red hardness, permitting speeds up to 30% greater than with conventional M2 high speed steel. They have a 135 split point tip for fast penetration and accurate drilling. Compared to a conventional 118 degree tip, these drills wont go "walking" on you. Ideal for drilling