Klein Tools 9421R 1000V insulated 7-piece tool set product configuration showing a slotted screwdriver, a Phillips screwdriver, high-leverage cable cutters, diagonal cutters, side-cutting lineman pliers, a multi-zone wire stripper, and long-nose pliers, all designed with dual-layer gray and orange protective safety handles isolated on a white background.
Klein Tools 1000V insulated side-cutting lineman pliers product layout infographic displaying callouts for forged steel maximum durability, cross-hatched knurled jaws for strong grip power, hot-riveted smooth joint action with no handle wobble, and induction-hardened knives for long-lasting cuts, alongside a circular Made in USA logo.
Klein Tools 1000V insulated wire stripper and cutter infographic showcasing the open spring-loaded black-oxide jaw matrix, indicating callout markers for a serrated nose for easy bending, shaping, and pulling of wire, alongside precision-ground wire stripping holes labeled for 8-20 AWG stranded and 10-22 AWG solid core conductor wires.
Klein Tools 2038RINS heavy-duty 1000V insulated long-nose side-cutting pliers viewed from a high angle perspective, featuring an extended slim profile jaw structure, flame-retardant gray and orange dual-layer handles with raised thumb guards, and a laser-etched voltage safety specification mark isolated on a white background.
Klein Tools 63225RINS high-leverage insulated cable cutter lying diagonally against a white background, highlighting a specialized bypass shear blade configuration forged from industrial tool steel, integrated into high-dielectric insulated handles branded with the company name and labeled with a 1000V protective rating indicator.
Klein Tools 2288RINS high-leverage diagonal-cutting pliers shown from an elevated horizontal perspective, highlighting an angled jaw layout with induction-hardened cutting knives, heavy-duty black alloy joints, and ergonomic dual-component gray and orange shock-protection handles isolated on a white background.
A trade professional wearing high-visibility work gear and thick tan leather safety gloves holds a pair of Klein Tools 1000V insulated long-nose side-cutting pliers, demonstrating real-world jobsite handling, structural finger protection barriers, and non-slip tool control inside a construction zone setting.
A technician utilizing the high-leverage insulated shear blades of a pair of Klein Tools cable cutters to slice cleanly through a thick green plastic-jacketed copper electrical power supply cable, demonstrating hot-line safety procedures and commercial trade application compliance.
An electrician wearing industrial black rubber dielectric safety gloves uses a pair of heavy-duty Klein Tools 2139NERINS 1000V rated insulated side-cutting lineman pliers to grip and secure a white electrical conductor wire terminal lead during live-line hot panel panel configuration testing.
An operator wearing thick black rubber protective safety gloves uses a pair of Klein Tools 1000V insulated high-leverage diagonal cutting pliers to snip through a solid copper electrical cable wire, showcasing the heavy cutting jaw edge performance and the high-dielectric handle material under hot line work conditions.
A close-up field action view of an operator using a black-oxide Klein Tools wire stripper cutter from the 1000V insulated hand tool set to strip a white electrical cable, displaying the precision ground stripping holes and spring-loaded handle connection equipped with dual-component orange and gray thumb guards for absolute safety compliance near active terminal leads.
An electrician wearing stamped tan leather safety work gloves uses a 1000V insulated cabinet tip screwdriver to make adjustments within a live commercial circuit breaker panel box, highlighting the ergonomic black rubberized cushion-grip handle and bright orange dielectric protective shaft insulation.
Close-up action shot of a trade professional wearing safety gloves holding a Klein Tools #2 Phillips insulated screwdriver, showcasing the compact 4-inch round steel shank coated in flame-retardant orange insulation running flush down to the black alloy drive tip face, engineered to eliminate flashovers in tight distribution blocks.
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Klein Tools 9421R 1000V insulated 7-piece tool set product configuration showing a slotted screwdriver, a Phillips screwdriver, high-leverage cable cutters, diagonal cutters, side-cutting lineman pliers, a multi-zone wire stripper, and long-nose pliers, all designed with dual-layer gray and orange protective safety handles isolated on a white background.
Klein Tools 1000V insulated side-cutting lineman pliers product layout infographic displaying callouts for forged steel maximum durability, cross-hatched knurled jaws for strong grip power, hot-riveted smooth joint action with no handle wobble, and induction-hardened knives for long-lasting cuts, alongside a circular Made in USA logo.
Klein Tools 1000V insulated wire stripper and cutter infographic showcasing the open spring-loaded black-oxide jaw matrix, indicating callout markers for a serrated nose for easy bending, shaping, and pulling of wire, alongside precision-ground wire stripping holes labeled for 8-20 AWG stranded and 10-22 AWG solid core conductor wires.
Klein Tools 2038RINS heavy-duty 1000V insulated long-nose side-cutting pliers viewed from a high angle perspective, featuring an extended slim profile jaw structure, flame-retardant gray and orange dual-layer handles with raised thumb guards, and a laser-etched voltage safety specification mark isolated on a white background.
Klein Tools 63225RINS high-leverage insulated cable cutter lying diagonally against a white background, highlighting a specialized bypass shear blade configuration forged from industrial tool steel, integrated into high-dielectric insulated handles branded with the company name and labeled with a 1000V protective rating indicator.
Klein Tools 2288RINS high-leverage diagonal-cutting pliers shown from an elevated horizontal perspective, highlighting an angled jaw layout with induction-hardened cutting knives, heavy-duty black alloy joints, and ergonomic dual-component gray and orange shock-protection handles isolated on a white background.
A trade professional wearing high-visibility work gear and thick tan leather safety gloves holds a pair of Klein Tools 1000V insulated long-nose side-cutting pliers, demonstrating real-world jobsite handling, structural finger protection barriers, and non-slip tool control inside a construction zone setting.
A technician utilizing the high-leverage insulated shear blades of a pair of Klein Tools cable cutters to slice cleanly through a thick green plastic-jacketed copper electrical power supply cable, demonstrating hot-line safety procedures and commercial trade application compliance.
An electrician wearing industrial black rubber dielectric safety gloves uses a pair of heavy-duty Klein Tools 2139NERINS 1000V rated insulated side-cutting lineman pliers to grip and secure a white electrical conductor wire terminal lead during live-line hot panel panel configuration testing.
An operator wearing thick black rubber protective safety gloves uses a pair of Klein Tools 1000V insulated high-leverage diagonal cutting pliers to snip through a solid copper electrical cable wire, showcasing the heavy cutting jaw edge performance and the high-dielectric handle material under hot line work conditions.
A close-up field action view of an operator using a black-oxide Klein Tools wire stripper cutter from the 1000V insulated hand tool set to strip a white electrical cable, displaying the precision ground stripping holes and spring-loaded handle connection equipped with dual-component orange and gray thumb guards for absolute safety compliance near active terminal leads.
An electrician wearing stamped tan leather safety work gloves uses a 1000V insulated cabinet tip screwdriver to make adjustments within a live commercial circuit breaker panel box, highlighting the ergonomic black rubberized cushion-grip handle and bright orange dielectric protective shaft insulation.
Close-up action shot of a trade professional wearing safety gloves holding a Klein Tools #2 Phillips insulated screwdriver, showcasing the compact 4-inch round steel shank coated in flame-retardant orange insulation running flush down to the black alloy drive tip face, engineered to eliminate flashovers in tight distribution blocks.
The Name on the Tools is Our Reputation promotional how to video
KLEIN TOOLS

Klein Tools Pliers Set 9421R 7 Piece 1000V Insulated (Lineman Diagonal Long Nose Cable Cutter Wire Stripper Screwdrivers Electrician Kit)

Only 3 left
SKU: 9421R
$154.99 USD

Description

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Klein Tools 9421R 7 Piece 1000V Insulated Heavy-Duty Hand Tool Set

The Klein Tools 9421R 7-Piece 1000V Insulated Hand Tool Set operates as a dielectric electrician maintenance loadout engineered to cut heavy cables, strip conductors, bend wire, and drive panel fasteners near live electrical components. Rated for dielectric shock protection up to 1000V AC and certified to ASTM F1505-16 and IEC 60900 standards, this 4.63-pound USA-made set features induction-hardened US tool steel, multi-layer flame-retardant insulation, Cushion-Grip handles, and protective thumb guards. Including lineman pliers, diagonal cutters, long-nose pliers, a cable cutter, a wire stripper, and two Cushion-Grip screwdrivers, this 7-piece kit enables commercial electricians to perform safe installation and diagnostics inside distribution panels and motor control centers.

Best Used For:

  • Energized Panel & Distribution Board Maintenance: Slicing, stripping, and fastening electrical components near live lines certified for shock isolation up to 1000V AC.
  • Heavy Commercial Cable & Wire Preparation: Cutting heavy copper cable and stripping building wire for conduit routing and breaker box terminations.
  • Cramped Terminal & Junction Box Wiring: Bending conductor loops and accessing recessed terminal screws in narrow electrical enclosures.

Key Performance & Safety Features

  • 1000V Dielectric Safety Isolation: Individually field-tested to surpass ASTM F1505-16 and IEC 60900 regulations for live line shock protection up to 1000V.
  • Induction-Hardened US Tool Steel: Precision-milled steel jaws and cutting knives undergo thermal treatment to ensure continuous edge life through heavy conductors.
  • Multi-Layer Flame-Retardant Protection: Molded gray and orange synthetic handles resist high-impact shocks and reject combustion under intense heat.
  • High-Torque Cushion-Grip Handles: Soft-touch rubberized handle overmolds absorb palm friction and maximize manual turning and cutting force.
  • Integrated Safety Thumb Guards: Ergonomic protective handle ridges prevent fingers from slipping forward toward raw steel jaws during high-leverage cuts.
  • Precision Cable Cutting & Wire Stripping: High-leverage cable cutter and Klein-Kurve stripper cleanly gauge, strip, and shear solid and stranded wire.

What's Included

  • (1) 2139NERINS 9-Inch Insulated High-Leverage Side-Cutting Lineman Pliers
  • (1) 2288RINS 8-Inch Insulated High-Leverage Diagonal-Cutting Pliers
  • (1) 2038RINS 8-Inch Insulated Heavy-Duty Long-Nose Pliers
  • (1) 63225RINS Insulated High-Leverage Cable Cutter
  • (1) 11055RINS Insulated Klein-Kurve Wire Stripper and Cutter
  • (1) 6824INS 1/4" Cabinet Tip Insulated Screwdriver (4" Shank Length)
  • (1) 6834INS #2 Phillips Tip Insulated Screwdriver (4" Shank Length)

Technical Specifications

Brand Manufacturer Klein Tools®
Model Part Number OEM SKU 9421R
Tool Kit Variant Type Heavy-Duty Insulated Multi-Tool Maintenance Set
Dielectric Insulation Rating 1000 Volts Maximum Compliance Shielding
Core Tool Structural Metal Induction Hardened Custom US Tool Steel
Handle Grip Shield Engineering Flame-Retardant and Impact-Resistant High-Dielectric Matrix
Handle Grip Comfort Finish Ergonomic Non-Slip Cushion-Grip Rubber Overmold
Screwdriver Shank Length Profile 4.0 in. (101.6 mm)
Screwdriver Handle Core Dimensions 4.31 in. Length × 1.24 in. Outer Diameter (109.47 × 31.5 mm)
Total Component Kit Count 7 Safety Hand Tools
Total Combined Package Weight 4.63 lbs. (2.10 kg)
Compliance Standards Matrix Exceeds ASTM F1505-16 and IEC 60900 Specifications
Manufacturing Origin Location United States of America (Made in USA)

Pro-Tip: Before beginning work inside live distribution cabinets with your Klein 9421R set, perform a visual inspection of the multi-layer gray and orange handle insulation. If the underlying inner color becomes visible due to deep gouging or chemical exposure, replace the tool immediately to preserve certified 1000V shock isolation.