Replaceable Tips for Colwood Wood Burning - Deluxe Kit Deluxe Tip Package Includes: WB-B (1/4" Large Point - Largest of the straight point tips which can be used for doing straight lines of varying weight or outlining.)WB-C (Writing tip style) - useful for any curved lines or marks. Used for burning plaques and designs, and for signs.WB-D (3/16" Small Round - Tips Bent on an Angle can be used for a variety of shading purposes without putting your hand in an awkward position.)WB-J (Tight round - Allows you to easily make straight or curved lines in a tight radius, and it can also be laid flat on its side and used as a shader in tight spaces.) WB-S (3/16" Shading)WB-K (5/32" Small Point)WB-MC (Micro Writing (0.03") Similar to a fine ballpoint pen. Each tip is individually ground and polished. This Micro Writing tip is used for extremely fine writing, or detail work such as raising a duck bill's nostrils, indenting around a duck bill nail, carving wrinkles, on birds and fish, modeling around eyes, modeling bird feet, finishing the center shaft of feathers, and signing. WB-MR (3/32" Micro Rounded Heel) WB-C1 (1/8" Small Calligraphy - Great tip for Shading & Highlighting! Useful for all kinds of typography or writing!) All Replaceable Tips require an RT Handle to operate.