25/64 Cobalt Heavy Duty Jobber Drill Bit

#54 Heavy Duty Drill Bit - Stubby Length

3/4-16 x 2 1/2 Hex Cap Screw SS 316 (A4)

1/2-13 x 7 Hex Cap Screw SS 18-8 (A2)

1/8 Heavy Duty Jobber Drill Bit

1 1/16 x 6 Reduced Shank Drill Bit Cobalt (1/2 Shank) M20-2.5 Hex Cap Screws 8.8 DIN 933 Zinc Plated (Fully Threaded) 25/64 Cobalt Heavy Duty Jobber1 1 16 x 6 Reduced Shank Drill Bit Cobalt (1 2 Shank) . Expands the size range capacity of a 1 2 inch portable drill chuck. Common flute and overall length for minimal adjustment during tool changes. Precision ground for high degree of concentricity between shank and body diameter. Ideal for drilling in low and medium tensile strength materials.