--- product_id: 24613211 title: "Greenlee 645-7/8 Quick-Change Carbide-Tipped Hole Cutter, 7/8\" Stainless Steel Metal Cutting Hole Saw with Tungsten Carbide Teeth" brand: "greenlee" price: "S$59" currency: SGD in_stock: true category: "Greenlee" url: https://www.desertcart.sg/products/24613211-greenlee-645-7-8-quick-change-carbide-tipped-hole-cutter store_origin: SG region: Singapore --- # Tungsten carbide teeth for durability Push-turn quick size switching 7/8" quick-change hole saw Greenlee 645-7/8 Quick-Change Carbide-Tipped Hole Cutter, 7/8" Stainless Steel Metal Cutting Hole Saw with Tungsten Carbide Teeth **Brand:** greenlee **Price:** S$59 **Availability:** βœ… In Stock ## Summary > πŸ”§ Cut like a pro, switch like a boss. ## Quick Answers - **What is this?** Greenlee 645-7/8 Quick-Change Carbide-Tipped Hole Cutter, 7/8" Stainless Steel Metal Cutting Hole Saw with Tungsten Carbide Teeth by greenlee - **How much does it cost?** S$59 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/24613211-greenlee-645-7-8-quick-change-carbide-tipped-hole-cutter) ## Best For - greenlee enthusiasts ## Why This Product - Trusted greenlee brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Slug Ejector Spring:** Quickly remove cut slugs to keep your job moving smoothly without downtime. - β€’ **Carbide-Tipped Powerhouse:** Tungsten carbide teeth deliver fast, burr-free cuts through stainless steel and multiple materialsβ€”no oil needed. - β€’ **Effortless Pilot Drilling:** Replaceable split-point cobalt steel pilot drill reduces user fatigue with accurate, walk-free starts. - β€’ **Precision Quick-Change System:** Switch cutter sizes in seconds without re-chucking, maximizing your workflow efficiency. - β€’ **Built-In Over-Drill Protection:** Flange stop prevents costly mistakes by stopping drilling at the perfect depth every time. ## Overview The Greenlee 645-7/8 Quick-Change Carbide-Tipped Hole Cutter is engineered for professional-grade precision and speed. Featuring a 7/8" diameter optimized for 1/2" conduit holes, it boasts tungsten carbide teeth for long-lasting durability across stainless steel, aluminum, brass, fiberglass, and plastics. Its innovative push-turn quick-change system and replaceable cobalt steel pilot drill streamline operations, while the flange stop and slug ejector ensure flawless, efficient cuts every time. Trusted by pros, this tool transforms metal cutting into a fast, effortless task. ## Description Product Description Master your jobs with speed and accuracy with the Greenlee 7/8" Quick-Change Carbide-Tipped Hole Cutter (catalog number 645-7/8). Designed for electrical experts, this carbide hole cutter produces round, burr-free holes for 1/2" conduit including stainless steel, mild steel, aluminum, brass, fiberglass, and plastics. The tungsten carbide teeth are optimized for fast, easy hole cutting and long-lasting durability in stainless steel applications with no oil required. With a simple push and turn connection, you can quickly switch between cutter sizes without re-chucking to make the most of your time on the job, and the replaceable split-point cobalt steel pilot drill with a step design allows for quick, accurate metal cutting while requiring less force from the user. The flange stop conveniently prevents over-drilling for a super performance every time, and the slug ejector spring allows you to quickly and easily remove slugs. Greenlee: Professional. Nothing Less.β„’ From the Manufacturer Greenlee's quick change stainless steel hole cutters cut stainless steel quickly and easily. The quick change arbor allows you to change cutter heads with a simple push and a turn. Uses the same arbor for different size cutting heads. Removable cutter heads are available in sizes from 5/8-Inch through 3-Inch. Flange stop prevents over-drilling. Ejector spring on all sizes above 3/4-Inch makes removal of slug easier. Replaceable, cobalt-steel pilot drill with split-point tip to prevent walking. Precision carbide teeth for optimum performance and durability. Minimum chuck size of 3/8-Inch. ## Features - 7/8" QUICK-CHANGE HOLE SAW: Produces round, burr-free holes for 1/2" conduit including stainless steel, mild steel, aluminum, brass, fiberglass, and plastic - TUNGSTEN CARBIDE TEETH: Optimized for fast, easy hole cutting and long-lasting durability in stainless steel applications with no oil required - EASY OPERATION: With a simple push and turn connection, you can quickly switch between cutter sizes without re-chucking to make the most of your time on the job - USER-FRIENDLY DESIGN: Replaceable split-point cobalt steel pilot drill with a step design allows for quick, accurate metal cutting while requiring less force from the user - FLANGE STOP AND SLUG EJECTOR: Flange stop conveniently prevents over-drilling for a super performance every time, and the slug ejector spring allows you to quickly and easily remove slugs ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B001HWGEVE | | Best Sellers Rank | #30,511 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #70 in Hole Saws | | Brand Name | Greenlee | | Customer Reviews | 4.7 4.7 out of 5 stars (888) | | Cutting Diameter | 22.2 millimeters | | Finish Types | Uncoated | | Global Trade Identification Number | 00783310056959 | | Included Components | Unit^Instruction Guide | | Item Dimensions | 10 x 10 x 12 inches | | Item Type Name | Greenlee 645-7/8 CARBIDE CUTTER, QK CHNG, 7/8" | | Item Weight | 0.27 g | | Manufacturer | Greenlee | | Material Type | Carbide, Stainless Steel | | Model | 645-7/8 | | Number of Flutes | 2 | | Number of Pieces | 1 | | Part Number | 645-7/8 | | Shank Type | round shaft | | Surface Recommendation | Stainless Steel, Aluminum, Plastic, Metal, Brass, Fiberglass | | Tool Flute Type | Spiral | | UPC | 783310056959 | | Unit Count | 1 Count | | Warranty Description | 1 year manufacturer | ## Product Details - **Brand:** Greenlee - **Cutting Diameter:** 22.2 millimeters - **Finish Type:** Uncoated - **Material:** Carbide, Stainless Steel - **Shank Type:** round shaft ## Images ![Greenlee 645-7/8 Quick-Change Carbide-Tipped Hole Cutter, 7/8" Stainless Steel Metal Cutting Hole Saw with Tungsten Carbide Teeth - Image 1](https://m.media-amazon.com/images/I/614ykpfbL6L.jpg) ![Greenlee 645-7/8 Quick-Change Carbide-Tipped Hole Cutter, 7/8" Stainless Steel Metal Cutting Hole Saw with Tungsten Carbide Teeth - Image 2](https://m.media-amazon.com/images/I/41M0+NeSabL.jpg) ![Greenlee 645-7/8 Quick-Change Carbide-Tipped Hole Cutter, 7/8" Stainless Steel Metal Cutting Hole Saw with Tungsten Carbide Teeth - Image 3](https://m.media-amazon.com/images/I/31vvXsQFdjL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - Greenlee 645-7/8 Quick-Change Carbide-Tipped Hole Cutter, 7/8" Stainless Steel Metal Cutting Hole Saw with Tungsten Carbide Teeth - Greenlee 645-1-1/8 Quick-Change Carbide-Tipped Hole Cutter, 1-1/8" Stainless Steel Metal Cutting Hole Saw with Tungsten Carbide Teeth - Greenlee 645-001 Kwik Change Cutter 1/4" x 2-1/2" Pilot Drill Bit for Cutting Stainless Steel, 1/4" Stainless Steel Metal Hole Cutter Drill Bit --- ## 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.sg/products/24613211-greenlee-645-7-8-quick-change-carbide-tipped-hole-cutter](https://www.desertcart.sg/products/24613211-greenlee-645-7-8-quick-change-carbide-tipped-hole-cutter) --- *Product available on Desertcart Singapore* *Store origin: SG* *Last updated: 2026-09-28*