Walter (365) 01A021A 21/64" SST 118° Jobbers Fractional QUICK SHANK BLISTER

The proven original SST drill bit, made with a cobalt blend, is designed with an exclusive quick shank that ensures fast and secure tightening inside any keyed or keyless chucks. Ideal for cordless drills, allowing you to drill more holes per charge. Recommended for drilling on any type of thin gauge metal or sheet metal where a jobber’s length bit is required. Ability to drill through multi-layers of metal quickly and easily.