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National Fine HS Combined Drills and Taps

National Fine HS Combined Drills and Taps

Drill and thread holes in a single pass with a combination drill tap.
Used for through holes of up to twice the depth of the tap diameter.

Follow this link to explore our complete offering of taps, dies, and other threading tools.
Quantity Price Model Description NF Size Thread Length Drill Length

$14.65 CDT-10-32
#10-32 HSS Combined Drill and Tap, 0335-0020 10-32 7/8" 13/32

$13.60 CDT-1/4-28
1/4"-28 HSS Combined Drill and Tap, 0335-0030 1/4-28 15/16 17/32

$19.60 CDT-5/16-24
5/16"-24 HSS Combined Drill and Tap, 0335-0040 5/16-24 1-1/8 11/16"

$22.45 CDT-3/8-24
3/8"-24 HSS Combined Drill and Tap, 0335-0275 3/8-24 1-1/4 13/16

$27.95 CDT-7/16-20
7/16"-20 HSS Combined Drill and Tap, 0335-0085 7/16-20 1-7/16 1"

$31.40 CDT-1/2-20
1/2"-20 HSS Combined Drill and Tap, 0335-0095 1/2-20 1-21/32 1-1/8