About this itemHigh Precision Ratchet: Automatically adjust itself to the appropriate diameter for crimping terminals. Accuracy and reliability crimps every time.Ergonomic Handle Design: Labor-saving ratchet mechanism. The non-slip nylon handle is designed for providing you with easy operation and sturdy crimps.Portable Functional Kit: Connectors Crimping Tool Kit could help you quickly complete the wiring, suitable for all kinds of equipment switches, batteries, cars and household, electronic components with pins etc.285pcs Insulated Connectors: Each Kit comes with 285pcs -18 types of insulated wire terminals connectors- spades/rings/butt connectors from AWG 22-10/0.5-6mm². Easy Identification with red, blue and yellow color and size marks. TOTAL 285 INSULATED CONNECTORS CONTAINS:? 20pcs (M6)1/4""Rings ---AWG22-16---Red? 20pcs Female Spades --- AWG22-16 --- Red? 20 pcs Male Spades --- AWG22-16 --- Red?15 pcs Butt Splices--- AWG22-16 --- Red?15 pcs Female Spades--- AWG22-16 --- Red?15 pcs Piggyback--- AWG22-16 --- Red? 20pcs(M4)#8 Rings --- AWG16-14 --- Blue? 20pcs Female Spades --- AWG16-14 --- Blue ? 20pcs Male Spades --- AWG16-14--- Blue ?15pcs Butt Splices--- AWG16-14 --- Blue ?15pcs Female Spades--- AWG16-14 --- Blue ?15pcs Piggyback--- AWG16-14--- Blue ?15pcs(M6)1/4""Rings --- AWG12-10 --- Yellow? 15pcs Female Spades --- AWG12-10 --- Yellow ?15pcs Male Spades --- AWG12-10--- Yellow ?10pcs Butt Splices--- AWG12-10--- Yellow ?10pcs Female Spades--- AWG12-10--- Yellow ?10 pcs Piggyback--- AWG12-10--- Yellow