Owl Tools 24 Pack Of Hex Head Allen Wrench Drill Bits (Cr-Mo, 2.3" With Case Product Details 24 Set of Hex Head Drill Bits 24 HEX HEAD / ALLEN DRILL BITS IN THE FOLLOWING SIZES - SAE: 1/16" 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 3/16", 7/32", 1/4", 5/16", 3/8". Metric: 1.5MM, 2.0MM, 2.55MM, 3.0MM, 3.5MM, 4.0MM, 5.0MM, 6.0MM, 7.0MM, 8.0MM, 9.0MM, 10MM NEW UPGRADED INDUSTRIAL STRENGTH MATERIAL - Made from Incredibly Strong CR-MO (Chromium Molybdenum) Steel. This type of Material allows you to use either your Standard Drill or Impact Driver. PRECISION MEASURMENTS - Each Size is was laser measured for a perfect size measurement, since there's no outside coating we were able to precisely measure each bit for a perfect fit! TRADE IN THAT ALLEN WRENCH FOR YOUR POWER DRILL - We've all been there before, you order a piece of furniture and open the box to find 100s of screws, all have to be fastened with a mini allen wrench. Instead imagine using your Drill to tighten and help put together your next Ikea-type piece. LIFETIME GUARANTEE - Here at Owl Tools (USA Based Company) we only care about your satisfaction. We try our best to ensure each product is in perfect condition before you get it, but if something is not up to your satisfaction, please contact us for a full refund or replacement. 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.