7Pcs/Set 10-100mm Metal Diamond Drill Bit Tile Marble Granite Glass

is_customized : Yes DIY Supplies : Woodworking Origin : Mainland China It is suitable for glass, ceramic tile, marble, granite, etc.. Just installed in ordinary electric drill can be used, first the 45 degree angle of drill positioning, after vertical drilling, force should be gentle. Specifications: Material:metal Color:silver Length:5cm Diameter:10/25/40/55/70/80/100 mm Application: Glass, ceramic tile, marble, granite and other brittle hard materials Features: 1.Unique opening design, drilling sharp, easy to operate 2.Open hole, smooth, no broken edge, will not produce the phenomenon of tremor 3.Small incision resistance,Improve the opening speed,Easy to trim after slotting How to use 1.Installed in an ordinary electric drill2.First 45 degree angle drill position, then the vertical drilling 3.Force should be light slow, especially in the beginning of the drilling and drilling to slow 4.When opening a hole operation, need to add water while operating Notice To keep the water drill, remember not to dry drilling Package include: A set of driller(with 7kinds of specifications #39; driller) Dear buyers, we appreciate your business, if you are satisfied with our service, please leave us a positive feedback and rate the details of the transaction (Detailed Seller Ratings) with a #39; #39;PERFECT 5 STARS #39; #39;. If you have any problems, broken, quality problems, please don #39;t worry, and don #39;t leave bad feedback. Please send us an email first, we will reply you as soon as possible, please allow us to respond within 12 hours. We understand your mood, and will provide you with the best solution for your problem, please give us the opportunity to solve the problem