--- product_id: 20427254 title: "YG-1 G0 Series Vanadium Alloy HSS Spiral Flute Tap, Uncoated (Bright) Finish, Round Shank with Square End, Modified Bottoming Chamfer, #4-40 Thread Size, H2 Tolerance" brand: "yg" price: "¥3737" currency: JPY in_stock: true reviews_count: 2 url: https://www.desertcart.jp/products/20427254-yg-1-g0-series-vanadium-alloy-hss-spiral-flute-tap store_origin: JP region: Japan --- # #4-40 Thread Size with precise H2 tolerance Spiral Flute design for efficient chip evacuation Vanadium Alloy HSS for superior hardness YG-1 G0 Series Vanadium Alloy HSS Spiral Flute Tap, Uncoated (Bright) Finish, Round Shank with Square End, Modified Bottoming Chamfer, #4-40 Thread Size, H2 Tolerance **Brand:** yg **Price:** ¥3737 **Availability:** ✅ In Stock ## Summary > ⚡ Tap into precision and power with every turn! ## Quick Answers - **What is this?** YG-1 G0 Series Vanadium Alloy HSS Spiral Flute Tap, Uncoated (Bright) Finish, Round Shank with Square End, Modified Bottoming Chamfer, #4-40 Thread Size, H2 Tolerance by yg - **How much does it cost?** ¥3737 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/20427254-yg-1-g0-series-vanadium-alloy-hss-spiral-flute-tap) ## Best For - yg enthusiasts ## Why This Product - Trusted yg brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Precision Threading:** Modified bottoming chamfer and H2 tolerance deliver exact, clean threads every time. - • **Unmatched Durability:** Vanadium alloy high-speed steel ensures long-lasting wear resistance for demanding tasks. - • **Effortless Chip Removal:** Spiral flute geometry evacuates chips smoothly, minimizing downtime and boosting efficiency. - • **Universal Compatibility:** Round shank fits seamlessly with a wide range of toolholding systems for versatile use. - • **Optimized for General Use:** Uncoated bright finish offers a reliable base substrate ideal for diverse applications. ## Overview The YG-1 G0 Series Vanadium Alloy HSS Spiral Flute Tap features a durable uncoated bright finish and a round shank for broad toolholder compatibility. Its spiral flute design efficiently evacuates chips during right-hand cutting, while the #4-40 thread size with H2 tolerance and modified bottoming chamfer ensures precise, clean threading in general-purpose applications. ## Description YG-1 G0 series vanadium alloy HSS spiral flute tap for multi-purpose. High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance. Uncoated tools feature just the base substrate without any additional treatment or coatings and are suitable for a wide range of applications. Round shanks allow use with a wide variety of toolholding systems. When run in a counterclockwise direction (right-hand cut) spiral fluted tools evacuate chips up and out of the cut to reduce clogging. 0.3125-inches thread length. Applications: Good for steel castings and forgings/heat-treatable alloy steels, free machining stainless steel, heat and corrosion-resistant stainless steel/valve stainless steel, aluminum alloy castings, nodular cast iron/chilled cast iron/meehanite iron/ductile iron. Excellent for low carbon/free machining carbon steel, medium to high carbon steel. ## Features - High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance - Uncoated tools feature just the base substrate without any additional treatment or coatings and are suitable for a wide range of applications - Round shanks allow use with a wide variety of toolholding systems - When run in a counterclockwise direction (right-hand cut) spiral fluted tools evacuate chips up and out of the cut to reduce clogging - 0.3125-inches thread length ## Images ![YG-1 G0 Series Vanadium Alloy HSS Spiral Flute Tap, Uncoated (Bright) Finish, Round Shank with Square End, Modified Bottoming Chamfer, #4-40 Thread Size, H2 Tolerance - Image 1](https://m.media-amazon.com/images/I/51A+KsyJmZL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Excellent 4-40 tap *by I***Y on October 22, 2020* This 4-40 spiral flute really is great!Ive used it on aluminum and ABS with great results.Often I just chuck it up in a cordless drill and haven't broken it yet.Works just as well in a tap wrench or the tail stock of my mini lathe.I can definitely recommend them.One word of caution, I had to buy these because I dropped the first one in a pike of chips and never saw it again!They're easy to loose. ### ⭐⭐⭐⭐⭐ 20+ thousand holes *by K***Y on April 24, 2020* I primarily ran this in my Haas VMC tapping 6061 aluminium anywhere between 1/8 deep upwards of a half inch deep.In that machine I had tapped close to 18k holes and close to 2k in a hand drill / tapping arm in other setups. It only broke because of user errorThat's 0.0004 cents per hole. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/20427254-yg-1-g0-series-vanadium-alloy-hss-spiral-flute-tap](https://www.desertcart.jp/products/20427254-yg-1-g0-series-vanadium-alloy-hss-spiral-flute-tap) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-11-12*