Drill Bit Sets

Our selection of twist drill sets is enormous with drill sizes to fit every need and budget. We feature jobber length, machine screw length and mechanics length sets. We've got straight shank and reduced shank including Silver and Demming. Drill sizes include fractional drills, letter drill sizes and wire drill sizes.

If you're unsure what type or size drill bit you need for your application, see our Types of Drill Bits page or call us at 800-346-8274.

We've got over 60 twist drill sets (and over 2,000 individual twist drills!) by Triumph Twist Drill.

Alfa Tool
29pc Jobber Drill Set, Fractional Sizes 1/16" to 1/2" x 64th increments, Black Oxide Finish, 118�� Point, Straight ShankHSS, Eco Pro J250190
Eco Pro Jobber Length 29 piece SWG Number Drill Set in Steel index, Fractional Sizes 1/16" to 1/2" x…

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MSRP: $225.11

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Now: $108.54
Alfa Tool
13pc Jobber Drill Set, 1/16-1/4 by 64ths, Heavy Duty, Cobalt M42, Alfa CO50194
Alfa CO50194 - Twist Drill Set, 13 Pc, 135° Split Point, Cobalt M42, Heavy Duty, Straw Gold Finish, …

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MSRP: $101.26

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Now: $48.82
Alfa Tool
26pc Jobber Drill Set, Size A-Z, General Purpose, HSS, Eco Pro J250197
Eco Pro J250197 - Jobber Length 26 piece SWG Number Drill Set in Steel index, Letter Sizes A to Z, H…

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MSRP: $236.37

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Now: $113.96
Alfa Tool
33pc Silver & Deming Drill Set, 1/2-1" by 64ths, Premium Grade HSS, Alfa SD50450
Alfa SD50450 - Twist Drill Set, 33 Pc, 118deg Point, Premium Grade HSS, Silver and Deming, Black Oxi…

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MSRP: $2,395.44

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Now: $1,154.95
Alfa Tool
8pc Silver & Deming Drill Set, 9/16-1" by 16ths, 1/2 Reduced Shanks, Premium Grade HSS, SDBB50449A
SDBB50449A - Twist Drill Set, 8 Pc, 118deg Point, Premium Grade HSS, Silver and Deming, Black & Gold…

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MSRP: $724.63

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Now: $349.38
Alfa Tool
8pc Silver & Deming Drill Set, 9/16-1" by 16ths, 1/2 Reduced Shanks, Premium Grade HSS, SD50449A
SD50449A - Twist Drill Set, 8 Pc, 118deg Point, Premium Grade HSS, Silver and Deming, Black Oxide, S…

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MSRP: $642.85

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Now: $309.95
Triumph Twist Drill
540pc Drill Display (drills included), Size 1/16-1/2 by 64ths, ThunderBit, Triumph 099995
Triumph 099995 - Drill Display, T80HD, 540 Piece, Black and Bronze Oxide, ThunderBit, 135deg Split P…

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MSRP: $3,324.74

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Now: $2,074.63
Triumph Twist Drill
540pc Drill Display (drills included), Size 1/16-1/2 by 64ths, General Purpose, Triumph 069980
Triumph 069980 - Drill Display, T80, 540 Piece, Bright Finish, General Purpose, 118deg Point Sizes I…

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MSRP: $2,746.25

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Now: $1,632.05
Triumph Twist Drill
29pc Screw Machine Drill Set, 1/16"-1/2" by 64ths, Heavy Duty, HSS, Triumph 090569
Triumph 090569 - Twist Drill Set, 29 Pc, 135deg Split Point, HSS, Heavy Duty, Black Oxide, Size 1/16…

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MSRP: $239.60

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Now: $142.39
Triumph Twist Drill
8pc Silver & Deming Drill Set, 9/16-1" by 16ths, Thunderbit, Premium Grade HSS, Triumph 090595
Triumph 090595 - Twist Drill Set, 8 Pc, 118deg Split Point, Premium Grade HSS, Thunderbit/Silver and…

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MSRP: $523.38

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Now: $311.03
Triumph Twist Drill
8pc Silver & Deming Drill Set, 9/16-1" by 16ths, Premium Grade HSS, Triumph 090596
Triumph 090596 - Twist Drill Set, 8 Pc, 118deg Point, Premium Grade HSS, Silver and Deming, Black Ox…

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MSRP: $435.34

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Now: $258.71
Triumph Twist Drill
8pc Silver & Deming Drill Set, 9/16-1" by 16ths, Cobalt, Triumph 090909
Triumph 090909 - Twist Drill Set, 8 Pc, 118deg Split Point, Cobalt, Silver and Deming, Black and Bro…

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MSRP: $812.93

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Now: $483.11
Triumph Twist Drill
8pc Silver & Deming Drill Set, 9/16-1" by 16ths, Premium Grade HSS, Triumph 090598
Triumph 090598 - Twist Drill Set, 8 Pc, 118deg Point, Premium Grade HSS, Silver and Deming, Black Ox…

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MSRP: $415.07

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Now: $246.67
Triumph Twist Drill
33pc Silver & Deming Drill Set, 1/2-1" by 64ths, ThunderBit, Premium Grade HSS, Triumph 090593
Triumph 090593 - Twist Drill Set, 33 Pc, 118deg Split Point, Premium Grade HSS, ThunderBit/Silver an…

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MSRP: $1,942.08

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Now: $1,154.15
Triumph Twist Drill
33pc Silver & Deming Drill Set, 1/2-1" by 64ths, Premium Grade HSS, Triumph 090599
**This item has been discontinued by the manufacturer. Please see Alfa SD50450 for a possible altern…

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Triumph Twist Drill
29pc 3/8 Reduced Shank Drill Set, 1/16-1/2 by 64ths, ThunderBit, Premium Grade HSS, Triumph 099101
Triumph 099101 - Twist Drill Set, 29 Pc, 135deg Split Point, Premium Grade HSS, ThunderBit, Black an…

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MSRP: $304.76

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Now: $181.12
Triumph Twist Drill
29pc 3/8 Reduced Shank Drill Set, 1/16-1/2 by 64ths, General Purpose, HSS, Triumph 099833
Triumph 099833 - Twist Drill Set, 29 Pc, 118deg Point, HSS, General Purpose, Black Oxide, Size 1/16i…

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MSRP: $213.28

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Now: $126.74
Triumph Twist Drill
29pc 3/8 Reduced Shank Drill Set, 1/16-1/2 by 64ths, General Purpose, HSS, Triumph 090829
Triumph 090829 - Twist Drill Set, 29 Pc, 118deg Point, HSS, General Purpose, Bright Finish, Size 1/1…

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MSRP: $213.28

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Now: $126.74
Triumph Twist Drill
15pc 3/8 Reduced Shank Drill Set, 1/16-1/2 by 32nds, ThunderBit, Premium Grade HSS, Triumph 099104
Triumph 099104 - Twist Drill Set, 15 Pc, 135deg Split Point, Premium Grade HSS, ThunderBit, Black an…

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MSRP: $164.72

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Now: $97.88
Triumph Twist Drill
15pc 3/8 Reduced Shank Drill Set, 1/16-1/2 by 32nds, General Purpose, HSS, Triumph 099812
Triumph 099812 - Twist Drill Set, 15 Pc, 118deg Point, HSS, General Purpose, Black Oxide, Size 1/16i…

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MSRP: $117.57

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Now: $69.87