Long Life Hole Saw Kit For Hard Metal, Anbull Carbide Hole Saws Hole Cutter Set Product Features High Quality: Adopt tungsten carbide material, unique cutting-edge grinding technology, sharp and wear-resistant, not easy to break, drilling high efficiency and fast chip removal, extremely long service life. Fast Cutting Chip Removal: Use high-strength, high-sharp tungsten carbide blades,and anti-vibration gear design, fast and durable. Arc-shaped chip pocket design, conducive to the smooth discharge of iron filings, reducing chip jamming, and conducive to chip holding at the limit cutting depth. Precise Cutting: Stepped pilot drill bit design, precise center positioning, providing fast and precise incision, and with step cutting function, effectively decompose the cutting resistance of the centering drill, reduce the impact force at the moment of drilling through and avoid chipping of the cutting edge; And Pilot Drill Spring Design, control the displacement of the cutting edge, avoid damaging the drill bit by sudden cutting. Scope of Application: Used with power drill, magnetic drills, benchtop drills to quickly and accurately cut stainless steel, sheet metal, cast iron, mild steel, aluminum and FRP less than 5 mm. Note: Prohibit the use of ceramic tile, concrete, walls, stone. This Hole Saw Set Includes : 6 PCS hole cutters with dimensions 7/8 inch, 1-1/8 inch, 1-3/8 inch?1-3/4 inch, 2 inch, 2-1/2inch, 2 pcs pilot drill bits and 1 pc hex key. All are packed in a box, light and easy to carry. 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!