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2-1/2" Drive Castellated/Spanner Sockets

Warning: Wear safety goggles user and bystander

Warning: Tool safety info - Download Safety PDF

Warning: Comfort or plastic grips do not protect against electric shock.

Warning: Wear safety goggles user and bystander

Warning: Tool safety info - Download Safety PDF

Warning: Comfort or plastic grips do not protect against electric shock.

Features & benefits

- Designed for superior performance for use on castellated fasteners. Oiled Black Oxide finish
- Forged and Machined for Best Fit and Unyielding Strength
- Precision Heat-Treated and tempered for optimal hardness, ductility and durability
- Easy to read stamp pattern in order to quickly determine opening size
- Made in the USA. Designed, Engineered and Manufactured in Barberton, OH
- Meets and exceeds ASME B107 hand tool standards

Diagram - I

Diagram - III

part number
Drive Size
Country of Origin
UOM
Finish
Nom. Size
O Ring
Retainer Pin
Shape
L
Ds
Dd
Bd
Part Number
858C18
Drive Size
2-1/2"
Country of Origin
UNITED STATES
UOM
SAE
Finish
Black Oxide
Nom. Size
2-1/4"
O Ring
85576
Retainer Pin
85577
Shape
I
L
3-7/8"
Ds
3-1/2"
Dd
5"
Bd
9/16"
part number 858C18
Part Number
858C40
Drive Size
2-1/2"
Country of Origin
UNITED STATES
UOM
SAE
Finish
Black Oxide
Nom. Size
5"
O Ring
85576
Retainer Pin
85577
Shape
III
L
5"
Ds
7-5/8"
Dd
5"
Bd
1-1/16"
part number 858C40

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