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HSS M14 x 1.5 Tap and Die Kit | 6H Precision Threader for Hydraulic & Engine Maintenance
| MOQ: | 500SET |
| Price: | $2.35/SET |
| Standard Packaging: | PLASTIC BOX |
| Delivery Period: | 30-35DAYS |
| Payment Method: | L/C, D/P, T/T |
| Supply Capacity: | 10000PCS PER DAY |
hss taps and dies set
,hss metric tap and die set
1. Critical Challenges & Professional Solutions
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Challenge: Stripped Wheel Bolts & Oil Pan Threads
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Solution: M14x1.5 is the standard for many European wheel bolts (e.g., VW, BMW, Audi). Our HSS tap restores damaged threads to OEM safety standards, preventing costly hub replacements.
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Challenge: Tool Failure in Grade 10.9/12.9 Fasteners
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Solution: Crafted from Premium HSS (High-Speed Steel) and vacuum-hardened to 62-65 HRC, these tools easily cut through high-tensile automotive bolts where carbon steel tools fail.
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Challenge: Fluid Leaks in Hydraulic Ports
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Solution: Strictly calibrated to 6H (Tap) and 6g (Die) accuracy, ensuring a leak-proof, high-precision fit for hydraulic adapters and sensors.
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2. Technical Specifications Matrix
| Feature | Imperial Dimension | Metric Dimension | Technical Notes |
| Thread Specification | M14 x 1.5 | M14 x 1.5mm | Metric Fine (MF) Standard |
| Pitch (P) | 0.059 in | 1.5 mm | High Vibration Resistance |
| Tap Total Length | 3.74 in | 95 mm | DIN/ISO Standard Reach |
| Thread Cutting Length | 1.18 in | 30 mm | Optimized for Deep Hole Tapping |
| Tap Shank Diameter | 0.433 in | 11 mm | Reinforced Stability |
| Die Outer Diameter | 1.50 in | 38 mm | Fits Standard 38mm Die Stocks |
| Die Thickness | 0.55 in | 14 mm | High-Torque Round Die |
| Material Grade | HSS (M2) | HSS (M2) | Fully Ground for Precision |
| Accuracy Class | 6H (ISO 2) | 6H (ISO 2) | Automotive OEM Standard |
3. Targeted Product Applications
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Automotive Repair: Essential for wheel lug bolt repair, oil pan drain plug oversized threading, and suspension control arm maintenance.
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Heavy Equipment: Common in hydraulic cylinder ports, tractor engine mounts, and commercial vehicle axles.
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Industrial MRO: Used for high-pressure fluid connectors where a standard M14x2.0 coarse thread cannot provide sufficient sealing.
4. Key Product Advantages
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Precision-Ground Geometry: Unlike cheaper rolled tools, our taps are fully ground from solid HSS, providing micro-polished edges that reduce friction and prevent "cold welding" during use.
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Optimized Chip Flow: The tap features deepened flutes to efficiently lift chips out of the hole, while the die has a dual-sided lead-in for easy starting on bolts.
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Global Export Quality: Manufactured to exceed DIN 376 benchmarks, making it a top-tier choice for wholesalers in Russia, the EU, and the Americas.
5. FAQ (Technical Support)
Q: What is the recommended drill bit size for an M14x1.5 tap?
A: The standard tap drill size is 12.5mm. This provides the ideal 75% thread engagement for maximum strength in steel and aluminum.
Q: Can this set be used on stainless steel?
A: Yes. Our HSS tools handle stainless steel efficiently. We recommend using a high-quality tapping paste and reducing the RPM for manual or machine operation.
Q: Is M14x1.5 the same as standard M14?
A: No. Standard M14 is "Coarse" with a 2.0mm pitch. The 1.5mm pitch is "Fine," offering better clamping force and resistance to loosening under vibration.
