Double ThunderLoc
Double Expansion Bolt Shields
FEATURES/BENEFITS:
  • Can be used in concrete, brick, stone
  • Use with machine screw or bolt
  • Dual expansion develops greater contact with walls of hole
  • Non-caulking, expands as bolt is tightened

(Rust-Proof Type)

APPROVALS:
GSA Specification FF-S-325,
Group II, Type 2, Class 2, Style 2

Size Catalog
Number
Hole
Size
Anchor
Length
Std.
Pkg.
Std.
Ctn.
Proof Test
Load* (Lbs.)
1/4" 4015 1/2" 1-3/8" 100 1000 1,100
5/16" 4020 5/8" 1-3/4" 50 500 1,450
3/8" 4025 3/4" 2-1/16" 50 500 1,750
1/2" 4030 7/8" 2-1/2" 25 250 2,200
5/8" 4035 1" 3" 25 125 3,250
3/4" 4040 1-1-4" 4" 10 100 4600
*Per FF-S-325, safe working load in 3000 psi concrete is one-fourth of the proof test load.


Single Thunderloc
Single Expansion Bolt Shields
FEATURES/BENEFITS:
  • Can be used in concrete, brick, stone
  • Use with machine screw or bolt
  • Rust Proof
  • Non-caulking, expands as bolt is tightened

(Rust-Proof Type)

APPROVALS:
GSA Specification FF-S-325,
Group II, Type 2, Class 2, Style 1

Size Catalog
Number
Hole
Size
Anchor
Length
Std.
Pkg.
Std.
Ctn.
Proof Test
Load* (Lbs.)
SHORT            
5/16" 4064 5/8" 1-1/2" 50 500  
3/8" 4066 5/8" 1-1/2" 50 500  
1/2" 4068 7/8" 2-1/16" 25 250  
LONG            
1/4" 4052 1/2" 1-5/16" 50 500 800
5/16" 4054 5/8" 2" 50 500 1,100
3/8" 4056 5/8" 2" 50 500 1450
1/2" 4058 7/8" 2-1/2" 25 250 1850
5/8" 4060 1" 2-5/8" 25 125 2,400
3/4" 4062 1-1/4" 2-3/4" 10 100 3,000
*Per FF-S-325, safe working load in 3000 psi concrete is one-fourth of the proof test load.


ThunderNail
Hammer Drive Anchors
FEATURES/BENEFITS:
  • Can be used in concrete, block, brick, stone
  • Integral unit made of zinc with steel nail
  • Also available with stainless steel nail for severe corrosion enviroment applications

APPROVALS:
GSA Specification FF-S-325,
Group II, Type 2, Class 2, Style 1

Size Catalog
Number
Hole
Size
Std.
Pkg.
Std.
Ctn.
Proof Test
Load* (Lbs.)
3/16" x 7/8" 4102 3/16" 100 1000 240
1/4" x 3/4" 4101 1/4" 100 1000 600
1/4" x 1" 4103 1/4" 100 1000 800
1/4" x 1-1/4" 4104 1/4" 100 1000 1,000
1/4" x 1-1/2" 4105 1/4" 100 1000 1,200
1/4" x 2" 4106 1/4" 100 1000 1,200
*Per FF-S-325, recommended safe working load is one-forth of the proof test load.




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