Union Butterfield

Precision Cutting Tools for Unmatched Performance and Durability

Union Butterfield is a trusted name in high-performance cutting tools, offering a comprehensive range of precision-engineered solutions designed to deliver exceptional performance, efficiency, and reliability. Whether you're in automotive, aerospace, manufacturing, or metalworking, Union Butterfield ensures you have the best tools to achieve superior results in the toughest conditions.

From taps and drills to end mills, reamers, and thread cutting tools, Union Butterfield products are crafted with cutting-edge materials and technology to provide maximum strength, sharpness, and long-lasting durability. Known for their innovation, quality, and industry-leading performance, Union Butterfield helps you optimize your machining processes, reduce downtime, and achieve perfect finishes every time.

Choose Union Butterfield—where precision, durability, and performance meet for the ultimate cutting tool solution.

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28 Products

28 Products

Union Butterfield Hand Tap, Bottoming Style, High Speed Steel, 4 Flutes, 1/4"-20 ThreadSKU: UB-1010010
$7.12
Union Butterfield Hand Tap, Plug Style, High Speed Steel, 4 Flutes, 3/8"-24 ThreadSKU: UB-1010061
$10.16
Union Butterfield Hand Tap, Plug Style, High Speed Steel, 4 Flutes, 9/16"-18 ThreadSKU: UB-1010113
$24.91
Union Butterfield Hand Tap, Bottoming Style, High Speed Steel, 2 Flutes, 1/4"-28 ThreadSKU: UB-1010209
$6.72
Union Butterfield Hand Tap, Plug Style, High Speed Steel, 3 Flutes, 1/4"-20 ThreadSKU: UB-1010216
$11.30
Union Butterfield Hand Tap, Plug Style, High Speed Steel, 3 Flutes, 5/16"-18 ThreadSKU: UB-1010230
$13.26
Union Butterfield Hand Tap, Plug Style, High Speed Steel, 3 Flutes, 7/16"-14 ThreadSKU: UB-1010248
$26.36
Union Butterfield Spiral Flute Tap, Bottoming Style, High Speed Steel, 3 Flutes, 3/8"-16 ThreadSKU: UB-1010359
$17.46
Union Butterfield Hand Tap, Bottoming Style, High Speed Steel, 3 Flutes, 6-32 ThreadSKU: UB-1010683
$6.47
Union Butterfield Hand Tap, Taper Style, High Speed Steel, 4 Flutes, 10-24 ThreadSKU: UB-1010724
$7.03
Union Butterfield Hand Tap, Bottoming Style, High Speed Steel, 2 Flutes, 10-24 ThreadSKU: UB-1010737
$7.04
Union Butterfield Hand Tap, Bottoming Style, High Speed Steel, 4 Flutes, 10-32 ThreadSKU: UB-1010752
$6.99
Union Butterfield Hand Tap, Bottoming Style, High Speed Steel, 2 Flutes, 10-32 ThreadSKU: UB-1010757
$7.91
Union Butterfield Hand Tap, Plug Style, High Speed Steel, 4 Flutes, 12-24 ThreadSKU: UB-1010767
$5.49
Union Butterfield Hand Tap Set, 3-Piece, High Speed Steel, 4 Flutes, 1/4"-20 Thread (Taper / Plug / Bottoming)SKU: UB-1011029
$25.59
Union Butterfield Hand Tap Set, 3-Piece, High Speed Steel, 4 Flutes, 5/16"-24 Thread (Taper / Plug / Bottoming)SKU: UB-1011038
$17.14 $21.43
Union Butterfield Hand Tap Set, 3-Piece, High Speed Steel, 4 Flutes, 3/8"-16 Thread (Taper / Plug / Bottoming)SKU: UB-1011041
$30.36
Union Butterfield Hand Tap Set, 3-Piece, High Speed Steel, 4 Flutes, 7/16"-20 Thread (Taper / Plug / Bottoming)SKU: UB-1011046
Compare at $46.73
$31.15 $38.94
Union Butterfield Hand Tap Set, 3-Piece, High Speed Steel, 4 Flutes, 1/2"-20 Thread (Taper / Plug / Bottoming)SKU: UB-1011048
$37.40 $46.75
Union Butterfield Hand Tap, Plug Style, High Speed Steel, 4 Flutes, 1/4"-20 LH ThreadSKU: UB-1011772
$14.17
Union Butterfield Hand Tap, Plug Style, High Speed Steel, 4 Flutes, 5/16"-18 LH ThreadSKU: UB-1011778
$11.27
Union Butterfield Hand Tap, Plug Style, High Speed Steel, 4 Flutes, 3/8"-16 LH ThreadSKU: UB-1011784
$14.89
Union Butterfield Hand Tap, Plug Style, High Speed Steel, 4 Flutes, 7/16"-14 LH ThreadSKU: UB-1011790
$20.36
Union Butterfield Hand Tap, Plug Style, High Speed Steel, 4 Flutes, 1/2"-13 LH ThreadSKU: UB-1011796
$16.99
Union Butterfield Hand Tap, Plug Style, High Speed Steel, 4 Flutes, 9/16"-18 LH ThreadSKU: UB-1011805
$31.96
Union Butterfield Spiral Point Tap, Plug Chamfer Style, High Speed Steel, 2 Flutes, 10-24 ThreadSKU: UB-1012378
$7.09
Union Butterfield Round Adjustable Die, Split Type, 2.000" Diameter, 0.625" Thick, 3/8"-18 NPT ThreadSKU: UB-1410208
$43.10
Union Butterfield Combined Drill Bit & Countersink Bit, #1 SizeSKU: UB-4710572
$5.34 $6.68