8 Inch Hole Saw With 1/2" Hex Shank Quick Change Arbor, Jtemgle Bi-Metal Hole When using a bi-metal hole saw, it is recommended to follow the proper precautions to ensure safe and efficient operation. Here are some guidelines to follow: Specification: Friendly Advice: Product Features RECEIVED PACKAGE COMPRISE -- In our hole saw storage case, you'll receive 1 x 8" bi-metal hole saw, 1 x 1/2" hex shank arbor, 3 x 1/4" center drill bits, and 1 x Allen wrench. Tips: ?Remember to Begin drilling slowly, ?Applying even pressure on the drill, and maintain a low speed to prevent overheating and ensure smooth cutting, ?Periodically withdraw the hole saw to remove debris and prevent binding. CONSTRUCTION ADVANTAGE -- Our bi-metal hole saw is expertly constructed from premium carbon steel and M42 high-speed steel. Cutting edges made of high-speed steel, electron-beam welded to a carbon steel body, provide the required hardness and wear resistance for cutting. While the carbon steel body offers flexibility and impact resistance. The unique blend of materials delivers the ability to withstand high cutting temperatures, reduces the risk of breakage and extends the life of the hole saw. EXCELLENT PERFORMANCE -- Our bi-metal hole saw featuring a variable pitch sharp HSS teeth, which means that the distance between the teeth varies along the circumference of the saw. This helps reduce vibrations ensures stable operation, and more smooth precise cutting. The slug ejection holes of the hole saw is to facilitate the removal of debris, which helps maintain efficient cutting performance and reduces the risk of the hole saw becoming clogged or bound WIDELY RANGE OF APPLICATION -- Not only capable of cutting 8" diameter holes in wood, plywood, plastic, drywall, soft plaster, cornhole boards, acrylic board, and soft metals. But also apply to installing canned lights, recessed lights, air ducts, speakers, and ceiling lamps in your home or workshop. Bi-metal hole saws usually have a cutting depth ranging from 1 inch to 2 inch (25 to 51mm), Meet most of your work applications. JTemgle's hole saw is an affordable tool for home projects. ORDER WITH CERTAINTY -- Experience exceptional after-sales support with our commitment to your satisfaction. Enjoy hassle-free returns and exchanges within 30 days, ensuring you get the perfect product. Our dedicated team is ready to answer your emails within 24 hours, providing prompt assistance and peace of mind. Choose us for unbeatable customer care! Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!