If you do end up bending your needle you can try and straighten it with either pliers. Place the tip within the pliers and gently try and straighten it back out. Remember to do this gently so that you do not break your needle. The better care that you take of your airbrush the longer it will last. So keep your airbrush clean with the right cleaners and once a month do a full break down and cleaning. Some magazines are in print and with the access of the internet there are airbrush art magazine online as well. Whether you are reading and learning more about airbrushing in a printed magazine or an online magazine you are sure to gain knowledge of the airbrush art industry. Airbrush art can be seen in magazines that are designed to teach techniques geared toward airbrushing in a more broad-spectrum. Once you are comfortable using the airbrush then you should work on creating shapes with your airbrush. Using a cheap surfaces airbrush circles, triangles, squares and rectangles. While this may seem stupid it will help you to learn how to create designs using your airbrush. Continue to practice with shapes until you are able to perfectly render airbrushed shapes. Should these parts become dented or damaged in anyway you should replace them immediately. Damage to the air cap and head assembly will effect the performance of your airbrush. Thus like the needle you will be unable to create desirable airbrush art. Both the needle, air cap and head assembly can be purchased at almost any craft or hobby shop that sells airbrushes and airbrush parts. If you are at an intermediate level with airbrush art then The Ultimate Airbrush Handbook by Pamela Shanteau is for you. This book will show you all about airbrushing everything from t-shirts to home interiors. Almost all surfaces for airbrush art are covered at the intermediate level in this book. Airbrushing nails to airbrushing cars is explained in great detail to help you advance further no matter what surface you like to put your airbrush art on. Do not use any knock offs a these will cost you more money and lots of headaches in the long run. You get what you pay for and when it comes to airbrush art you need to go with names that you can trust. A lot of knock offs also will give for a harder time finding replacement parts when they tear up. Knock offs will tear up quicker than the name brands.