Blackbox, the market's best unbreakable screw bag Now with about 1210 screws and 9 bits ready for use. With C4 + surface treatment (+ means that the screw has been tested 2000 hours) the requirement for C4 is only 800 hours. Blackbox contains Pro-Point original screw with speed+ thread. All screws have a perfect fit Torx grip that makes screwing easy and smooth. NOW in ULTIMATE version with even more screws NOW UPDATED with 1219 parts (according to our customers' wishes, we increase the number of screws, and with the screw you use) The screw is C4 tested for outdoor use in a coastal environment. Of course also CE marked according to the latest regulations. All screws have a cutter tip to avoid cracking the wood. All screws are also waxed for easier tightening, which saves battery and reduces the stress on your machine. Each dimension is in a plastic box that has a belt clip. You can then hang the box in your pants pocket or in your belt when you, for example, have to climb a ladder or need both hands free. You then click the box back into your bag, which also means that the screw cannot fall out when you open the bag. All screws are made of Premium quality and have , cutter tip, related , saw teeth. All screws are also waxed for easier tightening and additional rust protection. Pro-Point screws are made for professionals and discerning DIYers. Maximum performance and quality at the lowest prices on the market, Pro-Point wood screws have a Speed + thread that provides a 20% faster screwing time.