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Worldwide distributor of NSN parts and consumables located in the USA.

Step Drill

Model / MPN: UNIBIT I | NSN: 5133-01-144-5337
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Product Details
NATO Stock Number
5133-01-144-5337
Sold in multiples of
EA
DEMIL
NO
Shank Width Across Wrench Flats
0.250 inches
Cutting Diameter Range
+0.125 to 0.500 inches
Flute Quantity
1
Step Quantity
13
Drive Shank Type
Male straight hexagon
Depth Penetration Per Step
0.125 inches
Functional Description
Used to drill multiple size holes in thin sections of metal up to 1/8 in. Thick as well as in plastic and wood
Material
Steel, high speed
General Description
High speed steel; single bit; single flute; drills 13 holes size 1/8 to 1/2 in. Diameter in 1/32 in. Increments; no pilot hole required; fits 1/4 in. And larger electric drills; 1/8 in. Depth penetration per step

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