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Product Summary

The Proto Double Box Reversible Ratcheting Wrench has easy reversibility and a spline box for simple application to the fastener. It also can be used on several fractional-point, spline and Torx® fasteners. The black chrome finish resists corrosion.

What's Included

    (1) Wrench

Features + Benefits

  • Ratcheting spline box end is countersunk for easy application to fastener
  • Spline design works with small lightweight spline bolts
  • Spline enables wrench to contact conventional fasteners away from the corners, reducing risk of rounding
  • Spline design also helps prevent Foreign Object Damage (FOD)
  • Wrench can be used on fractional 4, 6, 12 point and spline fasteners
  • Chrome-vanadium switch levers allow quick easy changes in turning direction
  • Chrome-vanadium box ends and switch levers provide high strength and durability

Key Specs

AttributeSpecification

item#

99776

Brand

Proto

Manufacturer's Warranty

wear item, no warranty

Ship Weight

0.23 LB

Pieces (qty.)

1

Tool Length

7 in
AttributeSpecification

Measurement Standard

Standard (SAE)

Material

Steel

SAE Size(s)

1/2 x 9/16 In

Wrench End Type

Double Box

Ratcheting

Yes

Warranty

Manufacturer's Warranty

wear item, no warranty