SG ToolAid 12pc Master Electrical Back Probe Adapter and Lead Kit #23550 • Use to back probe harness connectors, fuel injectors and automotive sensors• Includes pin, flexible and curved style Back Probes• For use in electrical and diagnostic testing• Color coded for easy identification• Compatible with standard 4mm plug• Probes easily insert into automotive connectors• Kit consists of one each:• Description Color• Curved Probe with Lead Wire Black• Curved Probe with Lead Wire Red• Flexible Back Probe Black• Flexible Back Probe Red• Straight Probe, .040IN Pin Diameter Black• Straight Probe, .027 IN Pin Diameter Red• 45 DEG Probe, .040 IN Pin Diameter Black• 45 DEG Probe, .027 IN Pin Diameter Red• 90 DEG Probe, .040 IN Pin Diameter Black• 90DEG Probe, .027 IN Pin Diameter Red• 12 IN Lead Wire Black• 12 IN Lead Wire Red Check out my other items! Be sure to add me to your favorites list! I do Combine shipping whenever possible! All you need to do is buy the items you want, then "Request the Total". I will send you an invoice with combined shipping ASAP! I check my emails often! If you need a quote for combined shipping cost feel free to email me anytime! Attn: International Buyers,All Power Tools and chargers come with a Standard 120V US Electrical Plug. All posted US shipping rates ( including Free shipping when available) applies to the Continental 48 states ONLY!For shipping to Hawaii, Alaska and other islands please email for shipping quote. Thanks, Nate's Tools and More Warning: This product can expose you to or may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.