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| Country of Origin | Italy |
|---|---|
| Brand | Dormer |
| Material | HSS |
| Model | E101M4NO8 |
| Standard | DIN 352 |
| Overall Length | 45mm |
| Thread Size | M4 |
| Sub Type | Straight Flute |
| Shank Diameter | 4.5mm |
| Number of Pieces | 3 |
| Pitch | 0.7mm |
| Standards/Approvals | ISO 529 |
| Thread Standard | Metric |
| Thread Direction | Left Hand |
| Hand/Machine Tap | Hand Tap |
| Straight Flute Taps | most commonly used type of tap and suitable for blind or though hole thread production in most materials, mainly steel and cast iron. These collect chips in the straight flutes of the tool |
| Spiral Point Taps | suitable for threading through holes. They push chips through holes ahead of the tool |
| Spiral Flute Taps | intended primarily for threading blind holes. They pull chips back from the tip of the tool and up and out of the hole |
| Forming Taps | produce a thread by pressing the material rather than cutting and no chips are created |
| Dormer Tap Set, M4 Thread, Metric Standard, Hand TapBrand | Dormer |
Dormer E101M4NO8 is a high-quality Tap Set featuring three metric standard M4 thread hand taps crafted from high-speed steel (HSS). This set is designed specifically for manual threading applications requiring precise left hand threads with a pitch of 0.7mm. Each tap has a straight flute design enabling effective chip removal and excellent thread quality in materials such as metals and plastics.
The tap set includes a taper tap bit with an initial pitch of 5 threads, an intermediate tap with 3.5 threads, and a finishing tap with 2 threads. These taps comply with international standards ISO 529 and DIN 352 ensuring consistency and reliability in industrial applications. The overall tap length is 45mm with a shank diameter of 4.5mm, making the set suitable for a wide range of engineering, manufacturing, and mechanical tasks.
The left hand thread direction allows the taps to tighten when rotated anti-clockwise, facilitating specific assembly requirements. The use of HSS material grants excellent durability and corrosion resistance to withstand demanding workshop environments. These taps are ideal for tapping blind or through holes manually and are commonly used in precision engineering, manufacturing, and fluid power industries.
The set contains taper, intermediate, and finishing taps for comprehensive threading coverage. Straight flute taps provide excellent chip collection and thread formation. M4 metric thread standard with 0.7mm pitch for compatibility with metric fasteners.
High-speed steel construction ensures longevity and cutting performance. Left hand thread taps designed for specialized applications. Compliant with ISO 529 and DIN 352 international threading standards. Ideal for metal and plastic materials in engineering and fabrication.
Manufactured in Italy demonstrating premium quality standards.
This Dormer Tap Set E101M4NO8 provides reliable performance for threading operations in industries such as mechanical engineering, manufacturing, fluid power, and general tooling. Available as a 3-piece set, it offers a complete solution for manual left hand threading tasks requiring precision and durability.
Explore more industry standard threading tools and tapping sets in the EnvMart Industrial Tools & Equipment category to enhance your tooling toolkit.
Explore more products in our Threading Tap Set category.
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