Straight Flute Hand Taps
This threading tap tool uses 6542 high-speed steel. Sharp, durable, won’t break.
Targeted design. Works for blind holes and through holes. Handles materials that cut continuous curls.
Small Craftsman (Shandong) Machine & Tools Co., Ltd. is one of the leading manufacturers and suppliers of straight flute hand taps in China. If you're going to wholesale bulk advanced straight flute hand taps, welcome to get quotation from our factory. All customized products are with high quality and competitive price.
Products Description
Straight Flute Hand Taps are suitable for general-purpose threading, especially in through holes. Their simple design provides reliable cutting performance and easy chip evacuation in a wide range of materials.
This threading tap tool uses 6542 high-speed steel. Sharp, durable, won't break.
Targeted design. Works for blind holes and through holes. Handles materials that cut continuous curls.
Square shank. Stable, secure clamping.
Advanced heat treatment. High-temp quenching. Stable, lasts longer.
Product standard: GB/T3506
Material: HSS
Premium 6542 high-speed steel. Sharp, durable, tough. This manual tap set holds up.
Works for blind holes and through holes. Designed for continuous curl materials.
Square shank. Stable clamping, no slipping. Thread stays precise.
Advanced heat treatment. High-temp quenching. Uniform hardness.
GB/T3506 standard. Standard specs, precise threads.
Precision ground edges. Sharp cutting, light tapping.
Good wear resistance. Edge stays sharp. This metric thread tap lasts.
Optimized chip flutes. Chips clear smooth, no clogging.
Fits multiple machines. Tapping machines, drills, lathes. This cutting tap for steel works across setups.
Stable performance. Works on carbon steel, structural steel.
High toughness body. Good impact resistance.
Strict dimensional control. Accurate thread forming.
| National Standard: Straight Groove Taps GB (ISO) | |||||
| M | P(mm) | L(mm) | Lc(mm) | d (mm) | a(mm) |
| M3 | 0.5 | 48 | 11 | 3.15 | 2.5 |
| M4 | 0.7 | 53 | 13 | 4 | 3.15 |
| M5 | 0.8 | 58 | 16 | 5 | 4 |
| M6 | 1 | 66 | 19 | 6.3 | 5 |
| M7 | 1 | 66 | 19 | 7.1 | 5.6 |
| M8 | 1.25 | 72 | 22 | 6.3 | 5 |
| M10 | 1.5 | 80 | 24 | 8 | 6.3 |
| M12 | 1.75 | 89 | 29 | 9 | 7.1 |
| M14 | 2 | 95 | 30 | 11.2 | 9 |
| M16 | 2 | 102 | 32 | 12.5 | 10 |
| M18 | 2.5 | 112 | 37 | 14 | 11.2 |
| M20 | 2.5 | 112 | 37 | 14 | 11.2 |
| M22 | 2.5 | 118 | 38 | 16 | 12.5 |
| M24 | 3 | 130 | 45 | 18 | 14 |
| M27 | 3 | 135 | 45 | 20 | 16 |
| M30 | 3.5 | 138 | 48 | 20 | 16 |
| DIN352 German standard tap | |||||
| M | P(mm) | L(mm) | Lc(mm) | d (mm) | a (mm) |
| M3 | 0.5 | 40 | 11 | 3.5 | 2.7 |
| M4 | 0.7 | 45 | 13 | 4.5 | 3.4 |
| M5 | 0.8 | 50 | 16 | 6 | 4.9 |
| M6 | 1 | 50 | 19 | 6 | 4.9 |
| M7 | 1 | 50 | 19 | 6 | 4.9 |
| M8 | 1.25 | 56 | 22 | 6 | 4.9 |
| M9 | 1.25 | 63 | 22 | 7 | 5.5 |
| M10 | 1.5 | 70 | 24 | 7 | 5.5 |
| M11 | 1.5 | 70 | 24 | 7 | 5.5 |
| M12 | 1.75 | 75 | 29 | 9 | 7 |
| M14 | 2 | 80 | 30 | 11 | 9 |
| M16 | 2 | 80 | 30 | 12 | 9 |
| M18 | 2.5 | 95 | 35 | 14 | 11 |
| M20 | 2.5 | 95 | 35 | 14 | 11 |
| M22 | 2.5 | 100 | 35 | 18 | 14.5 |
| M24 | 3 | 110 | 38 | 18 | 14.5 |
| M27 | 3 | 110 | 38 | 20 | 16 |
| M30 | 3.5 | 125 | 40 | 22 | 18 |
| M33 | 3.5 | 125 | 56 | 25 | 20 |
| M36 | 4 | 150 | 63 | 28 | 22 |
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