--- product_id: 144464290 title: "4Pcs Square Hole Drill Bit Set, Woodworker Mortising Chisel Set" brand: "dinggreat" price: "SAR 162" currency: SAR in_stock: true reviews_count: 13 category: "Ding Great" url: https://www.desertcart.com.sa/products/144464290-4pcs-square-hole-drill-bit-set-woodworker-mortising-chisel-set store_origin: SA region: Saudi Arabia --- # Spiral Flute for Efficient Chip Removal 4 Precision Sizes (6.35-12.7mm) HRC48-50 High-Speed Steel Durability 4Pcs Square Hole Drill Bit Set, Woodworker Mortising Chisel Set **Brand:** dinggreat **Price:** SAR 162 **Availability:** βœ… In Stock ## Summary > πŸ”© Drill Like a Pro, Finish Like a Boss! ## Quick Answers - **What is this?** 4Pcs Square Hole Drill Bit Set, Woodworker Mortising Chisel Set by dinggreat - **How much does it cost?** SAR 162 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.sa](https://www.desertcart.com.sa/products/144464290-4pcs-square-hole-drill-bit-set-woodworker-mortising-chisel-set) ## Best For - dinggreat enthusiasts ## Why This Product - Trusted dinggreat brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Versatile Size Range:** Includes 4 essential sizes from 1/4" to 1/2" to tackle a variety of woodworking projects with ease and accuracy. - β€’ **Optimized Chip Ejection:** Spiral flute design rapidly clears wood chips, reducing heat and boosting drilling speed for maximum efficiency. - β€’ **Engineered for Precision:** High-speed steel with HRC48-50 hardness ensures long-lasting sharpness and durability for professional-grade mortising. - β€’ **Labor-Saving Construction:** Reduces manual effort and speeds up project timelines, cutting down costs for construction, renovation, and decoration pros. - β€’ **Seamless Mortising Compatibility:** Designed to work perfectly with mortising machines, combining the four-sided chisel and center drill bit for flawless square holes. ## Overview This 4-piece square hole drill bit set features high-speed steel with HRC48-50 hardness, offering exceptional durability and precision. With four sizes ranging from 6.35mm to 12.7mm, and a spiral flute design for efficient chip removal, it’s engineered for seamless use with mortising machines. Ideal for professionals seeking to reduce labor intensity and accelerate woodworking projects without compromising quality. ## Description Material: High-speed steel; Hardness: HRC48-50, durale and practical, heat treatment, long life for use. 4 Different size include: 1/4" (6.35mm), 5/16" (7.94mm), 3/8" (9.5mm), 1/2" (12.7mm). The four-sided chisel must combine with the center drill bit for working, lengthened center core with high hardness and high concentricity. It is used in conjunction with the mortising machine. If you open the square hole manually, tools such as a hand drill and a hammer are required. Standard chip design, easy to remove the side of wood chips, improve drilling efficiency. Reduce labor intensity of construction workers, speed up the construction speed, reduce construction costs for construction, installation, renovation, decoration industries. Review: brilliant, and next day delivery - Good quality good price and next day delivery carn't ask for more! Review: Very sharp - Have not used them yet ## Features - Material: High-speed steel; Hardness: HRC48-50, durale and practical, heat treatment, long life for use. - 4 Different size include: 1/4" (6.35mm), 5/16" (7.94mm), 3/8" (9.5mm), 1/2" (12.7mm). - The four-sided chisel must combine with the center drill bit for working, lengthened center core with high hardness and high concentricity. - It is used in conjunction with the mortising machine. If you open the square hole manually, tools such as a hand drill and a hammer are required. - Standard chip design, easy to remove the side of wood chips, improve drilling efficiency. Reduce labor intensity of construction workers, speed up the construction speed, reduce construction costs for construction, installation, renovation, decoration industries. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07TTGVHRT | | Best Sellers Rank | 63,186 in DIY & Tools ( See Top 100 in DIY & Tools ) 515 in Drill Bit Sets | | Brand | DingGreat | | Country Of Origin | China | | Customer Reviews | 4.1 out of 5 stars 738 Reviews | | Cutting Diameter | 6.35 Millimetres | | Cutting diameter | 6.35 Millimetres | | Finish Types | High-speed Steel | | Finish type | High-speed Steel | | Manufacturer | DingGreat | | Manufacturer Part Number | 4PC-FKZ | | Material | High Speed Steel (HSS) | | Minimum Bore Diameter | 6.35 Millimetres | | Number of Flutes | 2 | | Number of Pieces | 4 | | Point Style | Taper Point | | Set Name | 4Pcs Square Hole Drill Bit Set | | Shank Type | Square | | Shank type | Square | | Surface Recommendation | Wood | | Tool Flute Type | Spiral | | Tool flute type | Spiral | | UPC | 778862948593 | | Unit Count | 4 count | ## Product Details - **Brand:** DingGreat - **Cutting Diameter:** 12.7 Millimeters - **Material:** High Speed Steel (HSS) - **Shank Type:** Square - **Tool Flute Type:** Straight ## Images ![4Pcs Square Hole Drill Bit Set, Woodworker Mortising Chisel Set - Image 1](https://m.media-amazon.com/images/I/51gUwgGVMKL.jpg) ![4Pcs Square Hole Drill Bit Set, Woodworker Mortising Chisel Set - Image 2](https://m.media-amazon.com/images/I/615LNcpCfOL.jpg) ![4Pcs Square Hole Drill Bit Set, Woodworker Mortising Chisel Set - Image 3](https://m.media-amazon.com/images/I/512ZU1ND2NL.jpg) ![4Pcs Square Hole Drill Bit Set, Woodworker Mortising Chisel Set - Image 4](https://m.media-amazon.com/images/I/61OmRjVMhjL.jpg) ![4Pcs Square Hole Drill Bit Set, Woodworker Mortising Chisel Set - Image 5](https://m.media-amazon.com/images/I/613qbO7jUYL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ brilliant, and next day delivery *by C***N on 11 March 2023* Good quality good price and next day delivery carn't ask for more! ### ⭐⭐⭐⭐ Very sharp *by M***G on 12 April 2026* Have not used them yet ### ⭐⭐⭐⭐⭐ Solidly built tools *by G***W on 12 January 2023* I like the speed of delivery (fast) and the high quality of the tools. --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.com.sa/products/144464290-4pcs-square-hole-drill-bit-set-woodworker-mortising-chisel-set](https://www.desertcart.com.sa/products/144464290-4pcs-square-hole-drill-bit-set-woodworker-mortising-chisel-set) --- *Product available on Desertcart Saudi Arabia* *Store origin: SA* *Last updated: 2026-09-17*