STS Industrial - Bolts & Screws

 

MULTI STEP DRILL

Multi Step Drill Bits allow for a range of hole diameters with a single tool. Each size can drill from 6 to 13 different hole diameters.

Multi-Step Drill Bits

SIZE

SHANK SIZE

MAX SIZE

MIN SIZE

STEP INCREMENT

# OF STEPS

#1   1/4   1/2   1/8   1/32 13
#2   1/4   1/2   3/16   1/16 6
#3   3/8   3/4   1/4   1/16 9
#4   3/8   7/8   3/16   1/16 12
#5   1/2 1  3/8   1/4   1/16 10

All dimensions are in inches.

Sources: Drillco Cutting Tools Product Catalog 2013, Champion Cutting Tools 2011 Product Catalog, Norseman/CTD Product Catalog 2013

Note: All material included on this page is informational only, and should not be used as one’s sole source for design purposes. STS Industrial, Inc. and its affiliates do not guarantee the accuracy of the information on this site, and retain no liability for the use or misuse of the information contained on this site.