ANSI/ASME B94.11M-1993. Drill Bits, also called Twist drills are available with straight or tapered shanks though the most common drill bits will have straight shanks. H .5000 Fractional and Metric Sizes per. .0960 Get our latest blog posts delivered straight to your email inbox once a week for free. How to convert binary to decimal. Integer number can be represented by 16 bits. .4040 .1910 Map,