Overhead view of the Klein Tools 47110INS insulated socket set organized in a custom foam-lined orange carrying case, including a 3/8-inch drive ratchet, extension bars, and 12-point sockets.
Product infographic displaying the included components of the 12-piece set: an insulated ratchet, 3-inch and 6-inch extension bars, and nine sockets ranging from 3/8-inch to 1-inch sizes.
Close-up of the 1000V rated three-part insulation system on the socket, featuring a circular inset highlighting the white wear indication layer that signals when replacement is needed for safety.
Action shot showing a hand wearing a white Class 2 protective rubber glove gripping the oversized orange insulated ratchet handle, demonstrating ergonomic control for live-line utility work.
Open view of the protective premium carrying case for the 47110INS set, highlighting the high-density foam inserts that keep the insulated tools secure and organized during transport.
Detailed view of an extension bar stored in an offset position within the foam case, designed to allow for an easy reach and quick tool retrieval while wearing bulky Class 2 safety gloves.
Klein Tools USA promotional video
Overhead view of the Klein Tools 47110INS insulated socket set organized in a custom foam-lined orange carrying case, including a 3/8-inch drive ratchet, extension bars, and 12-point sockets.
Product infographic displaying the included components of the 12-piece set: an insulated ratchet, 3-inch and 6-inch extension bars, and nine sockets ranging from 3/8-inch to 1-inch sizes.
Close-up of the 1000V rated three-part insulation system on the socket, featuring a circular inset highlighting the white wear indication layer that signals when replacement is needed for safety.
Action shot showing a hand wearing a white Class 2 protective rubber glove gripping the oversized orange insulated ratchet handle, demonstrating ergonomic control for live-line utility work.
Open view of the protective premium carrying case for the 47110INS set, highlighting the high-density foam inserts that keep the insulated tools secure and organized during transport.
Detailed view of an extension bar stored in an offset position within the foam case, designed to allow for an easy reach and quick tool retrieval while wearing bulky Class 2 safety gloves.
Klein Tools USA promotional video
KLEIN TOOLS

Klein Tools Ratchet Socket Set 47110INS 3/8 Inch Drive Insulated Socket Kit (12 Piece 1000V Rated ASTM F1505 Certified Class 2 Glove Lineman Live)

Only 3 left
SKU: 47110INS
$399.99 USD

Description

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Protect High-Voltage Substation Installations and Track Insulation Wear Natively via Crystalline Defect Monitoring

The Klein Tools 47110INS Insulated Ratchet and Socket Set is a professional-grade 3/8-inch drive high-voltage fastening system engineered for live-line utility electrical operations up to 1000V. This 12-piece industrial kit features a proprietary three-part insulation system certified to meet rigid ASTM F1505 safety standards for comprehensive dielectric protection. Outfitted with an integrated white wear-indicator sub-layer that exposes structural layer compromises through the outer orange molding, this heavy-duty set implements an oversized ratchet handle geometry optimized for tradespeople using Class 2 rubber insulating gloves.

Best Used For:

  • Live-Line Utility Fastening: Driving heavy hex-head nuts, secondary transformer terminals, and structural utility grid connectors up to 1000V.
  • Deep Switchgear Staging: Accessing tightly packed hardware networks inside narrow industrial control cabinets and underground vaults using insulated extension bars.
  • Gloved Substation Overhauls: Executing high-torque infrastructure adjustments safely while wearing thick Class 2 rubber insulating gloves without losing tool tracking.

Key Performance & Safety Features

  • 1000V Certified Insulation: Engineered to satisfy stringent ASTM F1505 safety parameters for live electrical system line repairs.
  • White Wear-Indicator Sub-Layer: Visual diagnostic layer exposes internal tracking degradation if the outer orange insulation gets nicked or worn.
  • Class 2 Glove-Optimized Grip: Oversized handle layout ensures maximum torque transfer and manual lever control when utilizing thick protective hand gear.
  • Dual Insulated Extensions: Bundled 3-inch and 6-inch intermediate bars deliver reliable structural clearance options inside deep panel vaults.
  • 12-Point Socket Geometry: Advanced socket face pattern enables rapid concentric indexing over hex heads in awkward or low-visibility electrical spaces.

What's Included

  • (1) 3/8-Inch Drive Insulated Ratchet Wrench
  • (1) 3-Inch Insulated Drive Extension Bar
  • (1) 6-Inch Insulated Drive Extension Bar
  • (9) 12-Point Insulated Sockets: 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 7/8", 1"
  • (1) Heavy-Duty Transport Case with Energy-Absorbing Custom Foam Inserts

Technical Specifications

Brand Manufacturer: Klein Tools
Model Number (SKU): 47110INS
Product Type Category: Insulated Ratchet and Socket Tool Set
Voltage Protection Level: 1000V Maximum
Safety Standard Code: ASTM F1505 Certified
Drive Size Standard: 3/8 in Square Drive
Socket Drive Profile: 12-Point Geometric Fitment
Total Master Piece Count: 12 Pieces
Visual Safety Guard: Integrated White Wear Indication Layer
Overall Storage Box Length: 15.0 in
Overall Storage Box Width: 11.0 in
Overall Storage Box Height: 3.0 in
Total Net Set Weight: 5.6 lbs

PRO-TIP: Wipe down the insulated socket surfaces with a clean, dry micro-cloth prior to entering high-voltage vault grids. Keeping the overmolded polymer skin clear of grease or metal particle tracks maintains the dielectric boundary integrity, allowing the integrated white wear-indicator sub-layer to remain perfectly scannable during safety walks.