homehealthfamily 
Best results for 1/4 inch tap drill size
DEWALT DWADT1420 20 UNC Drill Tap, 1/4"
Irwin Tools 2620- 3 Piece High Carbon Steel- Tap 1/4" – 20 NC
6 Pcs 1/4" HSS Spiral Hex Shank Combination Drill Screw Tap Bit Set (M3-M10) with Automatic Spring Loaded Center Punch Tool – Gold
$15.99
$20.47
Amazon.com
Last update was on: April 24, 2024 1:25 pm
- Material: HSS (4341) High hardness, rustproof, solid and durable
- Self-centering design: do not need additional center drilling or center punching
- Fast replacement composite cone, uses drill edged principle. Drilling and tapping in one, one-step processing, greatly save processing steps and time costs, improve working efficiency.
- Metric: M3x0.5, M4x0.7, M5x0.8, M6x1, M8x1.25, M10x1.5.Shank:1/4 inch (6.35mm) hex shank
Nxtop 6Pcs Metric Thread M3-M10 Screw Tapping Tool 1/4" Hex Shank Titanium Plated HSS Combination Drill and Tap Set
$14.39
$20.29
Amazon.com
Last update was on: April 24, 2024 1:25 pm
- 1/4 Inch Hex Shank HSS Drill Bit & Screw Tap Set
- High speed steel with Titanium coating,which supports much longer service life
- Metric M3,M4,M5,M6,M8,M10 thread countersink screws can be tapped with this drill and tap set
- M3 x 0.5mm pitch,M4 x 0.7mm pitch,M5 x 0.8mm pitch,M6 x 1.0mm pitch,M8 x 1.25mm pitch,M10 x 1.5mm pitch
- These taps are used on a machine to do the tapping, generally more accurate because human error is eliminated
DEWALT DWADTQTR5SET Impact Ready 5-Piece Drill Tap Set, 1/4" Capacity
DEWALT DWADTQTR1032 Impact Ready 10-32 UNF Drill Tap, 1/4" Capacity
IRWIN HANSON 1/4" – 20 NC Tap and 13/64" Drill Bit Set, 80230
IRWIN HANSON 1/4" – 28 NF Tap and No. 3 Drill Bit Set, 80232
$7.82
$11.65
Amazon.com
Last update was on: April 24, 2024 1:25 pm
- Ideal for creating and threading fasteners holes in metal
- Creates 28 threads per inch
- Drill bit constructed of high speed steel for fast and precise drilling
- Tap crafted of high carbon steel for general purpose drilling
- Includes 1 drill bit and 1 tap
Neiko 20754A 3/8” Drill Chuck with 1/4” Quick Change Hex Shank | Convert Impact Driver and Wrench to Drill
$12.99
$17.93
Amazon.com
Last update was on: April 24, 2024 1:25 pm
- Drill chuck with 1/4 inch hex shank quickly connects to any impact driver and converts to drilling function
- With included 1/2” Drive by 1/4” Hex adapter, can easily transform power impact wrench to a drill
- Classic keyed 3-jaw design securely holds a wide range of twist drills and step drill bits with 1/16” to 3/8” shank
- Constructed from premium chrome vanadium steel for durability and stands up to extensive daily use
Klein Tools 32242 Drill Tap, 1/4-20
Greenlee DTAPKIT 6-32 to 1/4-20 6-Piece Combination Drill and Tap Set
Amazon.com
Last update was on: April 24, 2024 1:25 pm
- Complete hole drilling, tapping, deburring and countersinking in one operation with power drill saves labor and time
- Back tapered beyond tap to prevent thread damage from over-drilling
- Deburr/countersink also provided on bit beyond back taper
- Made from hardened high-speed steel vs carbon steel for longer life
- Designed to tap up to 10-gauge metal
Greenlee DTAP1/4-20 Combination Drill and Tap Bit, 1/4-20NC
$7.39
$8.50
Amazon.com
Last update was on: April 24, 2024 1:25 pm
- Complete hole drilling, tapping, deburring and countersinking in one operation with power drill saves labor and time
- Back tapered beyond tap to prevent thread damage from over-drilling
- Deburr/countersink also provided on bit beyond back taper
- Made from hardened high-speed steel vs carbon steel for longer life
- Designed to tap up to 10-gauge metal
TEMO M2 6-Piece Combination Drill and Tap Set with 1/4 inch quick change adapter (Sizes 6-32 to 1/4-20)
$28.99
$42.33
Amazon.com
Last update was on: April 24, 2024 1:25 pm
- 6-Piece Combination Drill and Tap Set with 1/4 quick change adapter
- Contains sizes: 6-32, 8-32, 10-24, 10-32, 12-24, 1/4-20 and one quick change Adapter in a heavy duty case.
- Made with M2 HSS
- Drill, Tap, Deburr, and Counter Sink all with one bit.
