Straight Flute Tap
Our straight flute taps are expertly designed to deliver precise, efficient, and superior cutting power. These taps are made from the highest-quality steel, are built to withstand the toughest conditions, and will last for years. They cut with ease, giving you smooth, clean threads every time.
These taps, boasting a straight flute design, cut in a linear direction to prevent chip clogging, making them perfect for both through and blind holes. They are also ideal for materials where chip breaking is hard to achieve.
Whether you’re a professional tradesman or a do-it-yourself enthusiast, the TMT Toolbox’s straight flute machine tap is the perfect addition to your machine tapping toolbox.
Don’t waste another minute struggling with subpar tools. Experience the difference with TMT Toolbox’s straight flute taps today.
Tap Size
Threads Per Inch
Pitch
Thread Limit
Square Size
Neck Length
Thread Length Inch
Thread Length MM
Material
List Number
Chamfer
Coating
Overall Length Inch
Overall Length MM
Brand
| Image | Product | Tap Size | Threads Per Inch | Pitch | Thread Limit | Square Size | Neck Length | Thread Length Inch | Thread Length MM | Material | List Number | Chamfer | Coating | Overall Length Inch | Overall Length MM | Brand | Neck Length Inch | Neck Length MM | Price | Quantity | Add to Cart | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() | T30-SU46C03-1/4-18-R STR FLT TAP – 10309415 | 1/4 | 18 | 1.41 | Normal | 14.00mm | 39.5mm | 0.787 | 20.00 | HSS-E | T30-S | 2P - 3P | Uncoated | 3.937 | 100.00 | SECO Tools | - | - | $72.80 | Add to Cart |
T30-SU46C03-1/4-18-R STR FLT TAP – 10309415Tap Size: 1/4 Threads Per Inch: 18 Pitch: 1.41 Thread Limit: Normal Square Size: 14.00mm Neck Length: 39.5mm Thread Length Inch: 0.787 Thread Length MM: 20.00 Material: HSS-E List Number: T30-S Chamfer: 2P - 3P Coating: Uncoated Overall Length Inch: 3.937 Overall Length MM: 100.00 Brand: SECO Tools Neck Length Inch: - Neck Length MM: - $72.80 |
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![]() | T30-SU46C03-1/8-27-R STR FLT TAP – 10309414 | 1/8 | 27 | 0.94 | Normal | 10.00mm | 36mm | 0.591 | 15.00 | HSS-E | T30-S | 2P - 3P | Uncoated | 3.543 | 90.00 | SECO Tools | - | - | $59.30 | Add to Cart |
T30-SU46C03-1/8-27-R STR FLT TAP – 10309414Tap Size: 1/8 Threads Per Inch: 27 Pitch: 0.94 Thread Limit: Normal Square Size: 10.00mm Neck Length: 36mm Thread Length Inch: 0.591 Thread Length MM: 15.00 Material: HSS-E List Number: T30-S Chamfer: 2P - 3P Coating: Uncoated Overall Length Inch: 3.543 Overall Length MM: 90.00 Brand: SECO Tools Neck Length Inch: - Neck Length MM: - $59.30 |
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![]() | T30-SU46C05-1-11.1/2-R STR FLT TAP – 10309551 | 1 | 11.5 | 2.21 | Normal | 25.00mm | 93mm | 1.378 | 35.00 | HSS-E | T30-S | 2P - 3P | Uncoated | 6.299 | 160.00 | SECO Tools | - | - | $445.00 | Add to Cart |
T30-SU46C05-1-11.1/2-R STR FLT TAP – 10309551Tap Size: 1 Threads Per Inch: 11.5 Pitch: 2.21 Thread Limit: Normal Square Size: 25.00mm Neck Length: 93mm Thread Length Inch: 1.378 Thread Length MM: 35.00 Material: HSS-E List Number: T30-S Chamfer: 2P - 3P Coating: Uncoated Overall Length Inch: 6.299 Overall Length MM: 160.00 Brand: SECO Tools Neck Length Inch: - Neck Length MM: - $445.00 |
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![]() | T30-SU46C05-1/16-27-R STR FLT TAP – 10309723 | 1/16" | 27 | 0.94 | Normal | 6.00mm | 67mm | 0.591 | 15.00 | HSS-E | T30-S | 2P - 3P | Uncoated | 3.543 | 90.00 | SECO Tools | - | - | $73.00 | Add to Cart |
T30-SU46C05-1/16-27-R STR FLT TAP – 10309723Tap Size: 1/16" Threads Per Inch: 27 Pitch: 0.94 Thread Limit: Normal Square Size: 6.00mm Neck Length: 67mm Thread Length Inch: 0.591 Thread Length MM: 15.00 Material: HSS-E List Number: T30-S Chamfer: 2P - 3P Coating: Uncoated Overall Length Inch: 3.543 Overall Length MM: 90.00 Brand: SECO Tools Neck Length Inch: - Neck Length MM: - $73.00 |
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![]() | T30-SU46C05-1/2-14-R STR FLT TAP – 10309549 | 1/2 | 14 | 1.81 | Normal | 18.00mm | 93mm | 1.063 | 27.00 | HSS-E | T30-S | 2P - 3P | Uncoated | 5.512 | 140.00 | SECO Tools | - | - | $134.00 | Add to Cart |
T30-SU46C05-1/2-14-R STR FLT TAP – 10309549Tap Size: 1/2 Threads Per Inch: 14 Pitch: 1.81 Thread Limit: Normal Square Size: 18.00mm Neck Length: 93mm Thread Length Inch: 1.063 Thread Length MM: 27.00 Material: HSS-E List Number: T30-S Chamfer: 2P - 3P Coating: Uncoated Overall Length Inch: 5.512 Overall Length MM: 140.00 Brand: SECO Tools Neck Length Inch: - Neck Length MM: - $134.00 |
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![]() | T30-SU46C05-1/4-18-R STR FLT TAP – 10309547 | 1/4 | 18 | 1.41 | Normal | 11.00mm | 71mm | 0.787 | 20.00 | HSS-E | T30-S | 2P - 3P | Uncoated | 3.937 | 100.00 | SECO Tools | - | - | $87.60 | Add to Cart |
T30-SU46C05-1/4-18-R STR FLT TAP – 10309547Tap Size: 1/4 Threads Per Inch: 18 Pitch: 1.41 Thread Limit: Normal Square Size: 11.00mm Neck Length: 71mm Thread Length Inch: 0.787 Thread Length MM: 20.00 Material: HSS-E List Number: T30-S Chamfer: 2P - 3P Coating: Uncoated Overall Length Inch: 3.937 Overall Length MM: 100.00 Brand: SECO Tools Neck Length Inch: - Neck Length MM: - $87.60 |
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![]() | T30-SU46C05-1/8-27-R STR FLT TAP – 10309546 | 1/8 | 27 | 0.94 | Normal | 7.00mm | 67mm | 0.591 | 15.00 | HSS-E | T30-S | 2P - 3P | Uncoated | 3.543 | 90.00 | SECO Tools | - | - | $73.00 | Add to Cart |
T30-SU46C05-1/8-27-R STR FLT TAP – 10309546Tap Size: 1/8 Threads Per Inch: 27 Pitch: 0.94 Thread Limit: Normal Square Size: 7.00mm Neck Length: 67mm Thread Length Inch: 0.591 Thread Length MM: 15.00 Material: HSS-E List Number: T30-S Chamfer: 2P - 3P Coating: Uncoated Overall Length Inch: 3.543 Overall Length MM: 90.00 Brand: SECO Tools Neck Length Inch: - Neck Length MM: - $73.00 |
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![]() | T30-SU46C05-3/4-14-R STR FLT TAP – 10309550 | 3/4 | 14 | 1.81 | Normal | 20.00mm | 77mm | 1.102 | 28.00 | HSS-E | T30-S | 2P - 3P | Uncoated | 5.512 | 140.00 | SECO Tools | - | - | $208.00 | Add to Cart |
T30-SU46C05-3/4-14-R STR FLT TAP – 10309550Tap Size: 3/4 Threads Per Inch: 14 Pitch: 1.81 Thread Limit: Normal Square Size: 20.00mm Neck Length: 77mm Thread Length Inch: 1.102 Thread Length MM: 28.00 Material: HSS-E List Number: T30-S Chamfer: 2P - 3P Coating: Uncoated Overall Length Inch: 5.512 Overall Length MM: 140.00 Brand: SECO Tools Neck Length Inch: - Neck Length MM: - $208.00 |
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![]() | T30-SU46C05-3/8-18-R STR FLT TAP – 10309548 | 3/8 | 18 | 1.41 | Normal | 14.00mm | 66mm | 0.866 | 22.00 | HSS-E | T30-S | 2P - 3P | Uncoated | 4.331 | 110.00 | SECO Tools | - | - | $100.00 | Add to Cart |
T30-SU46C05-3/8-18-R STR FLT TAP – 10309548Tap Size: 3/8 Threads Per Inch: 18 Pitch: 1.41 Thread Limit: Normal Square Size: 14.00mm Neck Length: 66mm Thread Length Inch: 0.866 Thread Length MM: 22.00 Material: HSS-E List Number: T30-S Chamfer: 2P - 3P Coating: Uncoated Overall Length Inch: 4.331 Overall Length MM: 110.00 Brand: SECO Tools Neck Length Inch: - Neck Length MM: - $100.00 |
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![]() | T30-SU47C05-1/2-14-R STR FLT TAP – 10309726 | 1/2 | 14 | 1.81 | Normal | 18.00mm | 93mm | 1.063 | 27.00 | HSS-E | T30-S | 2P - 3P | Uncoated | 5.512 | 140.00 | SECO Tools | - | - | $199.00 | Add to Cart |
T30-SU47C05-1/2-14-R STR FLT TAP – 10309726Tap Size: 1/2 Threads Per Inch: 14 Pitch: 1.81 Thread Limit: Normal Square Size: 18.00mm Neck Length: 93mm Thread Length Inch: 1.063 Thread Length MM: 27.00 Material: HSS-E List Number: T30-S Chamfer: 2P - 3P Coating: Uncoated Overall Length Inch: 5.512 Overall Length MM: 140.00 Brand: SECO Tools Neck Length Inch: - Neck Length MM: - $199.00 |


