Subland twist drills for holes prior to tapping screw threads1 Scope This International Standard specifies the dimensions of subland twist drills with Morse taper shanks and cylindrical shanks for holes prior to tapping screw threads. The drills are designed to produce holes prior to tapping metric threads (coarse pitch series) over a selected range of: M8 to M30 for subland twist drills with Morse taper shanks; M3 to M14 for subland twist drills with cylindrical shanks. This International Standard complements

General guidance on the control of the generation of undesirable static electricity in solids

Manufacturers of ultrasonic equipment

Citations to articles in scholarly journals

production and design areas

and high saturation flux density

if test precision can be affected by a volume change

This part of ISO 13300 gives guidelines for the recruitment and training of panel leaders

and relate to

to estimate the parameters of the life distribution and to plot confidence limits

and occupational exposure limits for NOAA

maintenance and approval of maritime works

and similar use appliances is useful for: