Application
Drill Size
Finish
Material
Maximum Material Thickness
Overall Length
Manufacturer
Shank Size
Style
Type
Special Interest
Step Drills
Step drills are capable of making various sizes of counterbore or countersink holes.
(17 items in Step Drills) 
Fastenal Part No. (SKU) 03854810104
#4 UNIBIT Step Drill - 3/16"-7/8" - 12 Hole Sizes
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$79.22 / each
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Fastenal Part No. (SKU) 0227366
#1 UNIBIT Cobalt Step Drill - 1/8"-1/2" - 13 Hole Sizes
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$42.26 / each
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Fastenal Part No. (SKU) 99414628
1/2" Unibit® #10 HSS Single Hole Step Drill
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$26.88 / each
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Fastenal Part No. (SKU) 03854815103
UNIBIT™ 1/4" - 3/4" 9-Hole TiN Step Drill Bit
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$64.97 / each
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Fastenal Part No. (SKU) 03854810103
#3 UNIBIT Step Drill - 1/4"-3/4" - 9 Hole Sizes
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$52.54 / each
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Fastenal Part No. (SKU) 0227367
#2 UNIBIT Cobalt Step Drill - 3/16"-1/2" - 6 Hole Sizes
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$44.72 / each
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Fastenal Part No. (SKU) 0227369
#4 UNIBIT Cobalt Step Drill - 3/16"-7/8" - 12 Hole Sizes
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$99.94 / each
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Fastenal Part No. (SKU) 03854815101
UNIBIT™ 1/8" - 1/2" 13-Hole TiN Step Drill Bit
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$38.18 / each
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Fastenal Part No. (SKU) 0227371
#20 UNIBIT Step Drill - 9/16" to 1" - 8 Hole Sizes - Hole Enlarging
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$67.88 / each
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Fastenal Part No. (SKU) 0227368
#3 UNIBIT Cobalt Step Drill - 1/4"-3/4" - 9 Hole Sizes
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Online Price:
$77.00 / each
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Fastenal Part No. (SKU) 03854810101
#1 UNIBIT Step Drill - 1/8"-1/2" - 13 Hole Sizes
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$29.37 / each
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Fastenal Part No. (SKU) 0249696
#21 UNIBIT (TiN) Step Drill - 13/16"-1-3/8" - 10 Hole Sizes
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$163.64 / each
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