We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Klein Tools ratchet crimping kit with 1280 ferrules and mini stripper in case

Klein Tools Self-Adjusting Ratchet Crimping Kit 0.25-10mm² 1280PCS

SKU CH-RJM5-MBYGY

Self-adjusting ratchet crimper with 1280 insulated ferrules covering 0.25–10 mm², plus built-in mini stripper and carrying case

  • Pin count25
  • Labor warranty1 Year
  • Number of items1 pack
  • Sold asKit
  • Parts warranty1 Year
  • Complete terminal kit covers .5 to 10mm² with 1280 pieces
  • Self-adjusting ratchet ensures precise crimp pressure every time
  • Integrated mini wire stripper saves tool-switching time
  • Ergonomic non-slip handle reduces fatigue during long jobs
  • Carrying case keeps 25 pin types organised and portable

Professional Terminal Crimping Kit

This Klein Tools kit delivers a complete crimping solution for electricians and technicians working with insulated ferrules. It combines a self-adjusting ratchet crimper with an integrated mini wire stripper and a 1280-piece terminal assortment covering sizes from 0.25mm² to 10mm². The ergonomic non-slip handle and carrying case support efficient work on-site or in the workshop.

Suited For Control Panels And Automotive Wiring

The kit suits professionals building control panels, automotive harnesses or industrial machinery wiring who need reliable ferrule connections across multiple wire gauges. The self-adjusting mechanism ensures consistent crimp quality without manual pressure changes between sizes. Buyers who only need occasional single-size crimping or prefer a compact hand tool without a large terminal assortment should consider a dedicated single-gauge crimper instead.

Self-Adjusting Ratchet With 0.25-10mm² Range

The decisive specification is the self-adjusting ratchet mechanism calibrated for 0.25mm² to 10mm² ferrules (AWG 24-8). This factory-set pressure system automatically adapts to each ferrule size within the range, preventing over-crimping or under-crimping without user adjustment. A quick-release lever allows immediate tool opening if the ratchet engages early, maintaining workflow speed and connection integrity across all 1280 supplied terminals.

How it compares

Measured against everything we stock in Electrical Trade Tools & Kits, at today’s prices. Recalculated every night.

Price $31.99
Cheaper than about 86% of the 5,006 comparable items (median $95.99).

Specifications

Product
Brand nameKlein Tools
Model nameHand Rivet Nut Setter Kit
In the box
Number of items1 pack
More details
Pin count25

Questions about this item

How can I verify the self-adjusting ratchet is crimping ferrules correctly after setup?

The ratchet lock should engage only after full compression; if it locks prematurely, press the release with a screwdriver tip, and ensure wire inserts at least 75% into the ferrule for a secure connection.

What components are included in the kit and what must I purchase separately?

Kit includes the self-adjusting ratchet crimping tool with integrated mini wire stripper, 1280 insulated ferrules covering 0.5 to 10mm² sizes, and a carrying case; no additional tools are required for crimping these ferrules.

Which ferrule sizes from the 1280-piece assortment should I select for my wire gauge?

The assortment provides eight sizes — 0.5, 0.75, 1, 1.5, 2.5, 4, 6, and 10mm² — matching AWG 24 to 8; choose the ferrule that corresponds to your wire's cross-sectional area.

More in Electrical Trade Tools & Kits

Similar items