CYLBAQ Square Screwdriver Bits, 10pcs 60mm Square Head Impact Bits with Self-Locking Quick Change Extension, S2 Steel 1/4” Hex Shank Magnetic Security Electric Drill Bit SQ0 SQ1 SQ2 SQ3 SQ4

• 💎【S2 Alloy Steel Square Head Screwdriver Bit Set】CYLBAQ square drill bit set are made of high quality S2 steel, which has strong wear resistance, oxidation resistance and corrosion resistance. The quality of the material makes the square drill bit set durable and safe for long-term use.
• 💎【Self-locking Quick Change Hex Shank Extension】This package also includes a 60mm self-locking quick change extension. The 1/4 inch self-locking quick change extension for a wide range of applications, easy to install and disassemble, can be used in all 1/4 " hex head screwdriver. For example: Square bits, Triangle bits, Triwing bits, Hex bits, Torx bits, Spanner bits, Phillilps bit and slotted bits and so on.
• 💎【10PCS Square Drill Bits】The square head screwdriver bits includes: SQ0 SQ1 SQ2 SQ3 SQ4(2 of Each Size); 1/4” hex head; 2.3 Inch/60mm length. The square drive bits surface phosphating treatment, the special process greatly improves the anti-rust and anti-corrosion performance of the bits, has high hardness and is not easy to wear.
• 💎【Wide Use】Our square drill bits with 1/4 inch magnetic bit driver are widely used in pneumatic screwdrivers, electric screwdrivers, hammer drills, vehicles, bicycles, furniture and and other equipment with square screws. Make sure you select the correct bit and control the correct bit speed, so you can greatly extend the service life of the square drive bits.
• 💎【Reliable After-sales Service】 If you have any questions about the hex long magnetic square head screwdriver bits set during the purchase process, please do not hesitate to contact us. We will provide you with professional after-sales service as soon as possible. The 1/4 inch square allen wrench drill kit is an indispensable part of our lives and brings us great convenience. It is also a great gift for your family and friends.

CYLBAQ Magnetic Square Head Screwdriver Bits with Self-locking Quick Change Hex Shank Extension - Made of high quality S2 steel which is anti-impact, tough, wear resistant and duable for long time. - Special phosphating black treatment, improves the anti-rust and anti-corrosion performance. - Square head screwdriver bits set in 5 different sizes, 2 pieces in each size, total 10 pieces can meet your various needs in daily work. - With 1/4 inch Self-locking Quick Change Extension, More handy in narrow & long spaces. - Strong magnetic square screwdriver bits, can suck the screws easily when using, convenient to use, improve your work efficiency. - Exquisite workmanship, each edge can be accurately locked screws, no damage to the screw and the screwdriver head. - Ideal screwdriver bits with 1/4 inch hex shank, can be firmly fixed on screwdrivers, fitting for electric screwdrivers, hand screwdrivers, electric drills, air drills and so forth. - Ideal screwdriver tool accessory, widely used for repairing power tools, household appliances, precision instruments industry, furniture industry. Specification: Material: S2 high quality steel Size: SQ0 SQ1 SQ2 SQ3 SQ4 Type of Head: Square Type of Hex Shank: 6.35mm / 1/4 inch Overall Length: 60mm/ 2.36 inch Warm Tips: 1.Do Not turn the screws with unmatched size, in case get both screw and bit damaged. 2.Please allow 1-3mm errors due to manual measurement. 3.Welcome to contact us If you have any problem, we would like to help you deal with it.