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KLEIN TOOLS 86939 Hex Adapter, for 1/4-Inch Square to 3/16, 5/16-Inch Hex
✅ In stock
F
Grade
Analysis Confidence
100%
Price verified Sep 29, 2026 5:33 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰At 13% off its standard going rate, this offer delivers clear value for the money.
- 🏷️The retail sticker price has been slashed by 68% — a steep markdown from the official listing.
- 📉No lower price has surfaced in the past twelve months, making this one of the standout deals in recent memory.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
9.03/20
Deal Strength
16/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
Amazon.com
🚚 Shipping
Free Shipping
Product Details
✓Hex Key provides access to 3/16-Inch and 5/16-Inch hard to reach valves
✓Adapter fits 1/4-Inch square wrench opening
✓Spring loaded ball bearing locks securely into wrench
✓Fits with Klein Refrigeration Wrenches 86938 and 68310 for easy ratcheting action
✓Made in USA
⚙️ Specifications
Color
Black
Brand
KLEIN TOOLS
Material
Alloy Steel
Item Length
2.13 inches
Item Weight
19.87 g
Item Package Quantity
1
Head Style
Fixed Square
Finish Type
Brushed
Operation Mode
Mechanical
Is Racheting
Yes
Is Non Sparking
Yes