--- product_id: 164017334 title: "Rennie Tools - 10pc 6.4mm Gold Cobalt Jobber Drill Bit Set for Stainless Steel, Hard Metals, Aluminium, Cast Iron, Copper" brand: "rennie tool company" price: "฿3835" currency: THB in_stock: true reviews_count: 13 category: "Rennie Tool Company" url: https://www.desertcart.co.th/products/164017334-rennie-tools-10pc-6-4mm-gold-cobalt-jobber-drill-bit store_origin: TH region: Thailand --- # 2-flute design - fast chip removal 135° split point - no pre-drill needed M35 HSS with 5% Cobalt - ultra durable Rennie Tools - 10pc 6.4mm Gold Cobalt Jobber Drill Bit Set for Stainless Steel, Hard Metals, Aluminium, Cast Iron, Copper **Brand:** rennie tool company **Price:** ฿3835 **Availability:** ✅ In Stock ## Summary > ⚡ Drill Like a Pro, Finish Like a Boss! ## Quick Answers - **What is this?** Rennie Tools - 10pc 6.4mm Gold Cobalt Jobber Drill Bit Set for Stainless Steel, Hard Metals, Aluminium, Cast Iron, Copper by rennie tool company - **How much does it cost?** ฿3835 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/164017334-rennie-tools-10pc-6-4mm-gold-cobalt-jobber-drill-bit) ## Best For - rennie tool company enthusiasts ## Why This Product - Trusted rennie tool company brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Ready for Any Drill:** Compatible with handheld, battery-powered, pillar drills, and CNC machines—professional-grade performance wherever you work. - • **Precision Meets Speed:** 135° split point design eliminates walking and pre-drilling, accelerating your workflow effortlessly. - • **Versatile Metal Mastery:** Engineered for stainless steel, hardened metals, aluminium, cast iron, copper, and more—one set to rule them all. - • **Optimized Chip Evacuation:** Dual-flute spiral design ensures smooth cutting and rapid chip removal, keeping your drill cool and efficient. - • **Unmatched Hardness & Heat Resistance:** Crafted from premium M35 alloyed HSS steel with 5% cobalt for superior durability on the toughest metals. ## Overview The Rennie Tools 10pc 6.4mm Gold Cobalt Jobber Drill Bit Set is engineered from high-grade M35 HSS steel with 5% cobalt, delivering exceptional hardness and heat resistance. Featuring a 135° split point for precise, walk-free drilling and a 2-flute spiral design for fast chip removal, this set excels on stainless steel, hardened metals, aluminium, and more. Perfectly dimensioned to DIN338 standards and compatible with all major drill types, it’s the ultimate toolkit upgrade for professionals and serious DIYers alike. ## Description Rennie Tools - 10pc 6.4mm Gold Cobalt Jobber Drill Bit Set for Stainless Steel, Hard Metals, Aluminium, Cast Iron, Copper : desertcart.co.uk: DIY & Tools Review: Decent quality, good value - Jobbing drill bits, decent life too Review: Up to the job - Bought these to form a pilot hole for self tapping screws. Expected to use them all but actually got the job done with only three of them. Cut really well using a drop of oil. Snapped one bit by being too heavy handed but more than happy with the quality of the drill bits. ## Features - For drilling particularly tough or hard metal drilling applications such as stainless steel, hardened metal, cast iron, Cr-Ni and special acid resistant steels. Also work very well on standard metals / steels, RSG, aluminium, high temperature alloy, titanium alloy, non ferrous metals, plastics and wood. - All our cobalt drill bits are manufactured from high grade M35 alloyed HSS steel with 5% Cobalt content and are fully ground from solid material. - This cobalt drill bit set is manufactured to DIN338 specifications and they are dimensionally precise. These HSSCO HSS drill bits can be used in pillar drills, handheld electric drills, battery powered drills etc and can also be used in CNC machines - 135° split point from 3mm and above eradicates the need to pre-drill or centre punch. Prevents walking and enables faster penetration. - Our high-quality M35 HSS drill bits for metal offer exceptional hardness, heat resistance, and durability. Our 2 flute design is optimised for fast chip removal and smooth cutting. This pack of 10 cobalt jobber drills are supplied in a plastic storage case. These are ideal for professionals, DIY enthusiasts and home improvement enthusiasts ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07DLZ28RP | | Best Sellers Rank | 453 in DIY & Tools ( See Top 100 in DIY & Tools ) 1 in Jobber Drill Bits | | Brand | Rennie Tool Company | | Country Of Origin | China | | Customer Reviews | 4.6 4.6 out of 5 stars (2,573) | | Cutting Angle String | 135 Degrees | | Cutting Diameter | 6.5 Millimetres | | Finish Types | Gold,Hss,Stainless Steel | | Manufacturer | Rennie Tool Company | | Material | Alloy Steel, Stainless Steel | | Number of Flutes | 2 | | Shank Type | Straight | | Surface Recommendation | Metal | | Tool Flute Length | 63 Millimetres | | Tool Flute Type | Spiral | | Unit Count | 10 Count | ## Product Details - **Cutting angle string:** 135 Degrees - **Cutting diameter:** 6.5 Millimetres - **Finish type:** Gold,Hss,Stainless Steel - **Material:** Alloy Steel, Stainless Steel - **Shank type:** Straight ## Images ![Rennie Tools - 10pc 6.4mm Gold Cobalt Jobber Drill Bit Set for Stainless Steel, Hard Metals, Aluminium, Cast Iron, Copper - Image 1](https://m.media-amazon.com/images/I/71Q2NQtSiGL.jpg) ![Rennie Tools - 10pc 6.4mm Gold Cobalt Jobber Drill Bit Set for Stainless Steel, Hard Metals, Aluminium, Cast Iron, Copper - Image 2](https://m.media-amazon.com/images/I/613XAK3he4L.jpg) ![Rennie Tools - 10pc 6.4mm Gold Cobalt Jobber Drill Bit Set for Stainless Steel, Hard Metals, Aluminium, Cast Iron, Copper - Image 3](https://m.media-amazon.com/images/I/61VXv4kZL+L.jpg) ![Rennie Tools - 10pc 6.4mm Gold Cobalt Jobber Drill Bit Set for Stainless Steel, Hard Metals, Aluminium, Cast Iron, Copper - Image 4](https://m.media-amazon.com/images/I/61yfWQu4jaL.jpg) ![Rennie Tools - 10pc 6.4mm Gold Cobalt Jobber Drill Bit Set for Stainless Steel, Hard Metals, Aluminium, Cast Iron, Copper - Image 5](https://m.media-amazon.com/images/I/71ioNyQYVpL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Decent quality, good value *by I***K on 19 February 2026* Jobbing drill bits, decent life too ### ⭐⭐⭐⭐⭐ Up to the job *by P***N on 19 February 2026* Bought these to form a pilot hole for self tapping screws. Expected to use them all but actually got the job done with only three of them. Cut really well using a drop of oil. Snapped one bit by being too heavy handed but more than happy with the quality of the drill bits. ### ⭐⭐⭐⭐ Good quality *by A***S on 14 October 2025* Excellent service and great price, only used once so far and went through like butter. Good quality. --- ## 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.co.th/products/164017334-rennie-tools-10pc-6-4mm-gold-cobalt-jobber-drill-bit](https://www.desertcart.co.th/products/164017334-rennie-tools-10pc-6-4mm-gold-cobalt-jobber-drill-bit) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-04-30*