The Loctite 687636 Variety Kit for Needles & Tips is a comprehensive package that caters to various dispensing needs. With 133 pieces, this kit ensures you have a wide range of options for precision and versatility. The threaded hubs on the tips offer better locking capability, ensuring secure attachment to dispensing equipment. The kit includes 5 x 1/2 inch long stainless steel tips in 18, 20, 21, 22, and 25 gauge, 5 x 1/2 inch long HDPE tapered tips in 18, 20, 21, 22, and 25 gauge, and 5 x 15 inch long flexible polypro tips in 15, 18, 20, and 25 gauge. Whether you need high precision or general-purpose dispense needles, this variety kit has got you covered, making it an indispensable tool for any dispensing setup.