1/4 Inch Concrete Drill Bits 10Pcs, Masonry Drill Bit Set With, Wood Etc Product Details UBESTHS 1/4 Inch Concrete Drill Bits 10PCS, Masonry Drill Bit Set with Tungsten Carbide Tip for Glass,Tile, Brick, Cement, Concrete, Plastic, Cinder Block, Wood etc ?10Pcs Masonry Drill Bits?Package includes10 pieces of fine grade high durable 1/4? drill bits, Easily meet your drill needs. come with a portable plastic case for easy storage. ?High Quality Material?This masonry drill bits made of premium carbide YG6X alloy, which increases wear-resistance, durability and extra longer life span, so that the drill bits last through multiple uses. ?Professional Design?Carbide YG6X concrete drill bit set is sharper, double design of cross arrow and spiral groove, precise positioning and easy chip removal, easy to penetrate various materials. ?Easy to Install and Use?1/4 inch hex shank fits into all power tools more easily and securely; compatible with most common drills, electric drills, hand drills and bench drills, easy to install and remove and more secure. ?Multiple Application?Concrete drill bit set, ideal for drilling holes in bathroom tiles or walls, can easily drill holes in tile, concrete, brick, glass, ceramic, granite, wood, thin iron plate etc. If you drilling marble,glass and ceramic tiles continuously, please add water or coolant to cool the drill bit. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.