Page 41 - Michigan Drill

Special Step Drill

Quotation Form

We maintain a special facility that is equipped with machines specifically designed
for drill and reamer modification. We are also equipped with specialized machinery to
manufacture non-standard drills or reamers to print. By maintaining a large inventory
of high speed and cobalt steels, we are able to reduce overall delivery time. HOLE MAKING
Drill Modifications

● Tanging No minimum quantities required
● Flats 3-Equal, whistle notches, use-em-up, keeper, driving

● Grinding Form relief, O.D., Centerless

● Step drills and step reamers

● Pointing Split point, brad and spur, fishtail, radion, notched, four facet,
and other popular point geometries
● Titanium nitride coating and ferrous oxide surface treating

Requesting a quote for special step drills is as easy as 1, 2, 3
1. Make a copy of this form.
2. Fill in the specifications.
3. Fax or email to your Distributor.

A- _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Major diameter I- _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Flute Length
Minor diameter (+000 - .002)
B- _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ J- _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Overall Length
Unless otherwise specified
Step length (+/-.015) Finish:
C- _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
Unless otherwise specified Bright: _ _ _ _ _ _ Oxide: _ _ _ _ _ _ Coated: _ _ _ _ _ Other: _ _ _ _ _
Helix:
D- _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Point angle
Standard: _ _ _ _ Fast: _ _ _ _ _ _ Slow: _ _ _ _ _ _ Other: _ _ _ _ _
E- _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Included angle Tool Material:
High Speed: _ _ _ _ _ _ Cobalt: _ _ _ _ _ _ Other: _ _ _ _ _ _
Morse Taper Number
F- _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Quantity: _ _ _ _ _ _
(If requested as Taper Shank)
Shank Diameter
G- _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Right Hand Cut Left Hand Cut
(If different from A)
H- _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Length of shank if reduced

Other dimensions not given to be per manufacturer's standards

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