30Pcs HSS Steel Drill Bit Set 1.5-13mm For Metal Wood Stainless 1/4 Hex Shank. 1.1/4 hex shank base well fits into majority pistol drill and drill press, more easily and securely installation without slippage and shedding. Small Drill bits for wood, plastic, steel plate, aluminum alloy and other soft metals. Ideal choice for DIY projects, household maintenance and repair, NOT for glass, ceramic or concrete drilling. Fully ground spiral flute discharge scraps quickly, reduce friction and heat, therefore provides a faster, cooler and more efficient drilling performance. Size:1.5mm/2.0mm/2.3mm/2.5mm/2.8mm/3.0mm/3.2mm/3.5mm/3.8mm/4.0mm. /4.8mm/5.0mm/5.5mm/6.0mm/6.5mm/7.0mm/7.5mm/8.0mm/8.5mm. /9.0mm/9.5mm/10mm/10.5mm/11mm/11.5mm/12mm/12.5mm/13mm. Type of shank: 6.35mm / 1/4 inch Hex. We have all sizes and lengths as we cannot do so many sizes in one listing. If you need another size, please contact customer service. Package included: according to your choice. Select your requirements from the drop down menu above. We care about our valued buyers, if you have any questions, our Customer Service staff will be very glad to help you. We try our best to reply to your emails as soon as possible, however, due to the high volume of daily incoming emails and time zone difference, we may not be able to reply to your emails immediately. About item: For the functional products in our shop, we make sure that the functions are the same as the description, but the actual color and shape may look a little different from the pictures because of the technical improvement and manufacturing variance. Please contact me before you return it. Not accept returning of electronic components. Feedback is very important to us.