Proto J4990R7MM 7 Piece 3/8" Drive Advanced Hex Bit Socket Set - MM

★★★★★ 4.4 123 reviews

$105.22
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$105.22
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Free shipping Free 30-day returns

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Product details

Management number 211784012 Release Date 2026/04/04 List Price $42.09 Model Number 211784012
Category

If you are looking for a socket bit set that will not round the hex fasteners, then Proto's J4990R7MM 3/8 in. Drive Hex Bit Socket Set is just what you need. It contains seven metric sockets that are specifically designed to work with rounded bolts and provide easier removal of these types of fasteners. The socket bits have a rounded bolt removal technology which prevents the rounding of hex fasteners. They also feature a chrome finish, making them durable and corrosion resistant. Each metric socket has an insert length of 1 47/65 in., while the overall length measures 2 3/4 in.. With Proto's J4990R7MM 3/8 in. Drive Hex Bit Socket Set, it is now possible to remove rounded bolts with ease.

  • 10.00mm, 4.00mm, 5.00mm, 6.00mm, 7.00mm, 8.00mm, 9.00mm
  • Chrome
  • Alloy steel
  • Rounded Bolt Removal Technology (Rbrt) Designed to Prevent the Rounding of Hex Fasteners
  • 3/8 in. drive
UPC 662679186081
Brand Name Proto
Unit Count 7.0 Count
Item Length 2.75 Inches
Item Weight 0.15 Pounds
Drive System Hex
Manufacturer Proto
Model Number J4990R7MM
Material Type Alloy Steel
Item Type Name Sockets
Number of Pieces 7
Bit Compatibilities 3/8 inch drive
Included Components 7 Piece 3/8" Drive Advanced Hex Bit Socket Set - MM
Drive Bit Shank Style Square
Manufacturer Warranty Description Full Lifetime Warranty
Global Trade Identification Number 00662679186081

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4.4 out of 5
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