There are 14 different sizes of caulking nozzles, from small to large, to suit your needs. Caulking finishing tools are made of heavy-duty stainless steel, reusable, durable, rust-proof and wear resistant. Easy to clean and use. 14 caulks with 45 design muzzle. The caulking tool provides a perfect experience for caulking work. The caulking nozzle trainer can be easily installed on the caulking gun with adhesive tape. They are also very light and easy to store and transport. The caulking nozzle applicator is very suitable for caulking joints in sinks, doors, windows, bathrooms, kitchens, etc. Qezodsx Specification: Specification size (mm): 7, 8, 9, 10, 12, 13, 15, 16, 18, 20, 23, 25, 28, 30 Uses: used for home decoration, wall foot treatment, beauty sewing tool Material: stainless steel + plastic Color:Red+Silver Package Content: 14 X Glue Nozzles 8 X Bases Only the above package, other products are not included. Note: Light shooting and different monitors may cause the color of the item in the picture a little different from the real thing. The allowable measurement error is +/- 1-3 cm.