--- product_id: 58216753 title: "(10 Pcs) 5/32 in. x 3-1/8 in. HSS Cobalt Drill Bits, Jobber Length, Straight Shank, Metal Drill,Ideal for Drilling On Mild Steel, Copper, Aluminum, Zinc Alloy Etc." brand: "drillforce" price: "R376" currency: ZAR in_stock: true reviews_count: 8 url: https://www.desertcart.co.za/products/58216753-10-pcs-5-32-in-x-3-1-8-in store_origin: ZA region: South Africa --- # 3-1/8 in. Length 5% Cobalt M35 HRC 65-66 Hardness (10 Pcs) 5/32 in. x 3-1/8 in. HSS Cobalt Drill Bits, Jobber Length, Straight Shank, Metal Drill,Ideal for Drilling On Mild Steel, Copper, Aluminum, Zinc Alloy Etc. **Brand:** drillforce **Price:** R376 **Availability:** βœ… In Stock ## Summary > πŸ”§ Drill Your Way to Perfection! ## Quick Answers - **What is this?** (10 Pcs) 5/32 in. x 3-1/8 in. HSS Cobalt Drill Bits, Jobber Length, Straight Shank, Metal Drill,Ideal for Drilling On Mild Steel, Copper, Aluminum, Zinc Alloy Etc. by drillforce - **How much does it cost?** R376 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/58216753-10-pcs-5-32-in-x-3-1-8-in) ## Best For - drillforce enthusiasts ## Why This Product - Trusted drillforce brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Convenient Packaging:** Comes in a compact plastic bag with 10 pieces, making it easy to store and transport. - β€’ **Unmatched Durability:** Crafted from 5% Cobalt M35 High Speed Steel with a Titanium Coating for long-lasting performance. - β€’ **Precision Engineering:** 135Β° tip design enhances cutting speed and self-centering, ensuring clean and accurate holes. - β€’ **Efficient Chip Removal:** Twist design effectively clears chips and particles, keeping your workspace clean and efficient. - β€’ **Versatile Applications:** Ideal for drilling through mild steel, copper, aluminum, and moreβ€”perfect for both professionals and DIY enthusiasts. ## Overview This set of 10 high-speed cobalt drill bits is designed for precision and durability, featuring a 5% cobalt M35 construction and a titanium coating. With a hardness rating of HRC 65-66, these bits are perfect for drilling through various metals and plastics, making them an essential tool for both professional workshops and DIY projects. ## Description Specifications: * Brand new and high quality. * Material: 5% Cobalt M35 High Speed Steel. * Angle Point: 135 Degree. * Shank Type: Straight and Round Shank. * Specification Met: ANSI. * Hardness: 65-66 Rockwell. High Speed Steel: * High speed steel construction provides ultimate durability, the cutting edge is hardened and honed for sharpness, chatter-free design with staggered cutting teeth ensure the precise countersinking and hole smooth clean. Twist Design: * The split point tip and twist design increases cutting speed while easy self centering prevents walking. Say bye to all those chips and particles, with the twist design the drill bit can quickly clears them out, and leaves a clean, smooth hole. Notice: * Please keep cool and gentle using, the working life of the twist drill bits can be largely prolonged by proper usage. * Not For Use On Concrete, Masonry. * Please check the detail information carefully before purchasing. * Please allow 1-2mm in size measurement chart for variance due to manual measurement. * Your satisfaction is our utmost concern, please feel free to contact us for any questions and concerns. Return and Feedback: * Return: Our 30-day Satisfaction Guarantee customers to return new and unused products in their original factory condition for any reason within 30 days from the date of purchase. * We appreciate your business and strive to improve our customer service and our commitment to quality. * If for some reason there is any issue with the purchase, please contact us prior to leaving feedback, and we will be glad to work with you to have it resolved. ## Features - Cobalt drill bits: Classic 5% Cobalt M35 High Speed Steel construction with Titanium Coating for proven capability and durability. - Hardness: 5% Cobalt drill bits’ Rock wall Hardness Level HRC 65-66. - Package & Size: 10 Pieces drill bits in a plastic bag, Diameter 5/32 inch, Total length 3-1/8 inch, Working length 2 inch. - Professional & DIY Use: For use on metal, wood & plastics, Stainless Steel, Not For Use On Concrete / Masonry. Perfect match for workshop or service vehicles. - 135 Tip & Twist Design: Increases cutting speed with self-centering and prevents walking, clears chips and particles faster. ## Images ![(10 Pcs) 5/32 in. x 3-1/8 in. HSS Cobalt Drill Bits, Jobber Length, Straight Shank, Metal Drill,Ideal for Drilling On Mild Steel, Copper, Aluminum, Zinc Alloy Etc. - Image 1](https://m.media-amazon.com/images/I/71tBIw5Q2jL.jpg) ![(10 Pcs) 5/32 in. x 3-1/8 in. HSS Cobalt Drill Bits, Jobber Length, Straight Shank, Metal Drill,Ideal for Drilling On Mild Steel, Copper, Aluminum, Zinc Alloy Etc. - Image 2](https://m.media-amazon.com/images/I/41qNaJ-HklL.jpg) ![(10 Pcs) 5/32 in. x 3-1/8 in. HSS Cobalt Drill Bits, Jobber Length, Straight Shank, Metal Drill,Ideal for Drilling On Mild Steel, Copper, Aluminum, Zinc Alloy Etc. - Image 3](https://m.media-amazon.com/images/I/511g-WO5t9L.jpg) ![(10 Pcs) 5/32 in. x 3-1/8 in. HSS Cobalt Drill Bits, Jobber Length, Straight Shank, Metal Drill,Ideal for Drilling On Mild Steel, Copper, Aluminum, Zinc Alloy Etc. - Image 4](https://m.media-amazon.com/images/I/51biAtU-VVL.jpg) ![(10 Pcs) 5/32 in. x 3-1/8 in. HSS Cobalt Drill Bits, Jobber Length, Straight Shank, Metal Drill,Ideal for Drilling On Mild Steel, Copper, Aluminum, Zinc Alloy Etc. - Image 5](https://m.media-amazon.com/images/I/61KLmHYMocL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Great bits *by D***N on Reviewed in the United States πŸ‡ΊπŸ‡Έ on January 22, 2023* Used bits to drill through 1/4 inch mild steel while replacing wooden decking on my 20 ft car hauler. I orders the 10 pack thinking I would dull or break some while drilling the 100 holes. No I have 9 brand new bits left and the only one I used still cuts like it’s new . Best bits I have ever used ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Great price! *by R***R on Reviewed in the United States πŸ‡ΊπŸ‡Έ on December 1, 2022* Drills are just as good as the ones sold at the hardware store for twice the price! ### ⭐⭐⭐⭐ 4.0 out of 5 stars Very good *by M***Z on Reviewed in the United States πŸ‡ΊπŸ‡Έ on June 4, 2022* Very good --- ## 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.co.za/products/58216753-10-pcs-5-32-in-x-3-1-8-in](https://www.desertcart.co.za/products/58216753-10-pcs-5-32-in-x-3-1-8-in) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-04-23*