Best Drill Size For 5 16 Unc Tap

Forney 20989 Bottom Tap Industrial Pro HSS UNC, 5/16-Inch-by-18

-22%

★★★★★

$22.95 $28.00

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Last update was on: December 28, 2024 1:25 pm

• Universal & Portable Screw Thread Insert (STI) V-Tap guide provides perpendicular alignment of STI ground thread taps used for Heli Coil inserts on flat, round or square cornered materials
• 9 guide holes cover 10 Unified Course Thread (UNC) ground thread STI tap sizes: 6-32, 8-32, 10-24, 12-24, 1/4-20, 5/16-18, 3/8-16, 7/16-14, 1/2-13, 9/16-12
• Heat treated nickel alloy steel provides durability and accuracy

Big Gator Tools BGRSTIUNC100SNP 6-32-9/16 V-Tap Guide/STI (Standard UNF Size)

-10%

★★★★★

$37.08 $40.79

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Last update was on: December 28, 2024 1:25 pm

• Combination drill and tap creates holes and cuts threads in one operation for efficient tooling
• Spiral flutes pull chips back from the tip of the tool and out of the hole to prevent clogging
• For creating and threading through holes
• Black oxide finish improves lubricity, resists corrosion, and helps prevent buildup
• Modified bottoming chamfer has additional length to reduce chip load, add tool life, and permit higher tapping speeds

Dormer E651 High-Speed Steel Combined Drill and Tap, Black Oxide Finish, Round Shank with Square End, Modified Bottoming Chamfer, 5/16"-18 Thread Size

-39%

★★★★★

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Last update was on: December 28, 2024 1:25 pm

E-Z Lok Threaded Inserts For Metal; Assortment Kit; Carbon Steel; Heavy Wall; UNC Internal Threads, 10-24, 1/4-20, 5/16-18, 3/8-16, 1/2-13; 46 pieces

-30%

★★★★★

$12.71 $16.52

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Last update was on: December 28, 2024 1:25 pm

• High speed steel
• Unified National Coarse (UNC) taper tap
• Includes 4-degree chamfer angle
• 7-10 pitches chamfered and 8-10 tooth height
• For use on hard materials

Forney 20889 Taper Tap Industrial Pro HSS UNC, 5/16-Inch-by-18

-31%

★★★★★

$39.99 $52.39

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Last update was on: December 28, 2024 1:25 pm

• ▲ PREMIUM MATERIAL AND DURABILITY - Industrial grade GCr15 bearing steel construction ensures durability and tool longevity to withstand professional uses
• ▲ EXCELLENT CUTTING PERFORMANCE - All cutting teeth are precisely CNC machined and accurately heat treated to Rockwell hardness 60 HRC for best threading performance
• ▲ VERSATILITY AND TAPERED TEETH DESIGN - Perfect to create new threads or repair damaged threads on most metals like carbon steel, cast iron, aluminum, brass, copper and stainless steel

60-Piece Master Tap and Die Set – Include Both SAE Inch and Metric Sizes, Coarse and Fine Threads | Essential Threading and Rethreading Tool Kit with Complete Accessories and Storage Case

-40%

★★★★★

$58.00 $81.20

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Last update was on: December 28, 2024 1:25 pm

• 18 Pcs/Set H.S.S. Tap & Drill Set, UNC
• Size of Taps: 6-32UNC, 8-32UNC, 10-24UNC, 10-32UNF, 1/4"-20UNC, 5/16"-18UNC, 3/8"-16UNC, 7/16"-14UNC, 1/2"-13UNC.
• Size of Drills: #36, #29, #25, #21, #7, F, 5/16", U, 27/64".
• HSS Fully Ground

Accusize Industrial Tools 18 Pc H.S.S. Tap and Drill Set, U.N.C, 0001-0040

-23%

★★★★★

$40.99 $50.42

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Last update was on: December 28, 2024 1:25 pm

• CUT AND RENEW THREADS: The ABN Metric and SAE Standard Tap and Die 60-Piece Rethread Set Rethreading Kit for Cutting External and Internal Threads is a comprehensive set for cutting and renewing external and internal threads to exact standards
• SIZES: Metric taps 3x0.5, 4x0.7, 5x0.8, 6x1.0, 7x1.0, 8x1.25, 9x1.25, 10x1.0, 10x1.5, 12x1.75
• UNC taps 4-40, 6-32, 8-32, 10-24, 12-24, 1/4, 5/16, 3/8, 7/16, 1/2

ABN Metric and SAE Standard Tap and Die 60-Piece Rethread Set Rethreading Kit for Cutting External and Internal Threads