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Lock Bolts

 Lock Bolts Steel

 Lock Bolts Stainless Steel

Lock Bolts

Lock Bolt Brazier Head

Material : Steel

Finish : Zinc Plating

Lock Bolt Brazier Head
Dia No. Grip No. Grip Range Hole Size Body Dia  Head Diameter  Head Height Body Length
        (A) (B)  (C)  E-1 (min ~ max)  (min ~ max) (E-2)
    (min ~ max) (max.)  (min ~ max)  (min ~ max) (min ~ max)    
3/16 2 1.6 ~ 4.8 5.15 4.85 ~ 4.95 9.04 ~ 10.01 2.87 ~ 3.18 9.2 ~ 10.8 35.7 ~ 38.8
3/16 3 3.2 ~ 6.4 5.15 4.85 ~ 4.95 9.04 ~ 10.01 2.87 ~ 3.18 10.8 ~ 12.4 37.2 ~ 40.3
3/16  4 4.8 ~ 8.0 5.15 4.85 ~ 4.95 9.04 ~ 10.01 2.87 ~ 3.18 12.3 ~ 13.9 38.8 ~ 42.0
3/16  5 6.3 ~ 9.5 5.15 4.85 ~ 4.95 9.04 ~ 10.01 2.87 ~ 3.18 13.9 ~ 15.5 40.4 ~ 43.6 
3/16  6 7.9 ~ 11.1 5.15 4.85 ~ 4.95 9.04 ~ 10.01 2.87 ~ 3.18 15.5 ~ 17.1 42.0 ~ 45.2
3/16  7 9.5 ~ 12.7 5.15 4.85 ~ 4.95 9.04 ~ 10.01 2.87 ~ 3.18 17.1 ~ 18.7  43.6 ~ 46.8
3/16  8 11.1 ~ 14.3 5.15 4.85 ~ 4.95 9.04 ~ 10.01 2.87 ~ 3.18 18.7 ~ 20.3 45.2 ~ 48.4
3/16  9 12.7 ~ 15.9 5.15 4.85 ~ 4.95 9.04 ~ 10.01 2.87 ~ 3.18 20.3 ~ 21.9 46.8 ~ 49.9
3/16  10 14.3 ~ 17.5 5.15 4.85 ~ 4.95 9.04 ~ 10.01 2.87 ~ 3.18 21.9 ~ 23.5 48.4 ~ 51.5
3/16  11 15.9 ~ 19.1 5.15 4.85 ~ 4.95 9.04 ~ 10.01 2.87 ~ 3.18 23.5 ~ 25.1 49.9 ~ 53.1
3/16  12 17.5 ~ 20.7 5.15 4.85 ~ 4.95 9.04 ~ 10.01 2.87 ~ 3.18 25.1 ~ 26.7 51.5 ~ 54.7
3/16  13 19.1 ~ 22.2 5.15 4.85 ~ 4.95 9.04 ~ 10.01 2.87 ~ 3.18 26.7 ~ 28.3 53.1 ~ 56.3
3/16  14 20.7 ~ 23.8 5.15 4.85 ~ 4.95 9.04 ~ 10.01 2.87 ~ 3.18 28.3 ~ 29.8 54.7 ~ 57.9
3/16  15 22.2 ~ 25.4 5.15 4.85 ~ 4.95 9.04 ~ 10.01 2.87 ~ 3.18 29.8 ~ 31.4 56.3 ~ 59.5
3/16  16 23.8 ~ 27.0 5.15 4.85 ~ 4.95 9.04 ~ 10.01 2.87 ~ 3.18 31.4 ~ 33.0 57.9 ~ 61.1
3/16  17 25.4 ~ 28.6 5.15 4.85 ~ 4.95 9.04 ~ 10.01 2.87 ~ 3.18 33.0 ~ 34.6 59.5 ~ 62.6
3/16  18 27.0 ~ 30.2 5.15 4.85 ~ 4.95 9.04 ~ 10.01 2.87 ~ 3.18 34.6 ~ 36.2 61.1 ~ 64.2
3/16  19 28.6 ~ 31.8 5.15 4.85 ~ 4.95 9.04 ~ 10.01 2.87 ~ 3.18 36.2 ~ 37.8 62.6 ~ 65.8
3/16  20 30.2 ~ 33.4 5.15 4.85 ~ 4.95 9.04 ~ 10.01 2.87 ~ 3.18 37.8 ~ 39.4 64.2 ~ 67.4
------------------- -------------- ----------------- -------------- ----------------- --------------------- --------------------- --------------------- ---------------------
1/4  2 1.6 ~ 4.8 6.75 6.45 ~ 6.57 12.07 ~ 13.34 3.45 ~ 3.86 11.5 ~ 13.1 38.6 ~ 41.8
1/4  3 3.2 ~ 6.4 6.75 6.45 ~ 6.57 12.07 ~ 13.34 3.45 ~ 3.86 13.1 ~ 14.7 40.2 ~ 43.4
1/4  4 4.8 ~ 8.0 6.75 6.45 ~ 6.57 12.07 ~ 13.34 3.45 ~ 3.86 14.7 ~ 16.3 41.7 ~ 44.9
1/4 5 6.3 ~ 9.5 6.75 6.45 ~ 6.57 12.07 ~ 13.34 3.45 ~ 3.86 16.3 ~ 17.9 43.4 ~ 46.6
1/4 6 7.9 ~ 11.1 6.75 6.45 ~ 6.57 12.07 ~ 13.34 3.45 ~ 3.86 17.9 ~ 19.5 45.0 ~ 48.2
1/4 7 9.5 ~ 12.7 6.75 6.45 ~ 6.57 12.07 ~ 13.34 3.45 ~ 3.86 19.5 ~ 21.1 46.6 ~ 49.7
1/4 8 11.1 ~ 14.3 6.75 6.45 ~ 6.57 12.07 ~ 13.34 3.45 ~ 3.86 21.1 ~ 22.6 48.1 ~ 51.3
1/4 9 12.7 ~ 15.9 6.75 6.45 ~ 6.57 12.07 ~ 13.34 3.45 ~ 3.86 22.7 ~ 24.2 49.7 ~ 52.9
1/4 10 14.3 ~ 17.5 6.75 6.45 ~ 6.57 12.07 ~ 13.34 3.45 ~ 3.86 24.2 ~ 25.8 51.3 ~ 54.5
1/4 11 15.9 ~ 19.1 6.75 6.45 ~ 6.57 12.07 ~ 13.34 3.45 ~ 3.86 25.8 ~ 27.4 52.9 ~ 56.1
1/4 12 17.5 ~ 20.7 6.75 6.45 ~ 6.57 12.07 ~ 13.34 3.45 ~ 3.86 27.4 ~ 29.0 54.5 ~ 57.7
1/4 13 19.1 ~ 22.2 6.75 6.45 ~ 6.57 12.07 ~ 13.34 3.45 ~ 3.86 29.0 ~ 30.6 56.1 ~ 59.3
1/4 14 20.7 ~ 23.8 6.75 6.45 ~ 6.57 12.07 ~ 13.34 3.45 ~ 3.86 30.6 ~ 32.2 57.7 ~ 60.8
1/4 15 22.2 ~ 25.4 6.75 6.45 ~ 6.57 12.07 ~ 13.34 3.45 ~ 3.86 32.2 ~ 33.8 59.3 ~ 62.4
1/4 16 23.8 ~ 27.0 6.75 6.45 ~ 6.57 12.07 ~ 13.34 3.45 ~ 3.86 33.8 ~ 35.3 60.8 ~ 64.0
1/4 17 25.4 ~ 28.6 6.75 6.45 ~ 6.57 12.07 ~ 13.34 3.45 ~ 3.86 35.4 ~ 36.9 62.4 ~ 65.6
1/4 18 27.0 ~ 30.2 6.75 6.45 ~ 6.57 12.07 ~ 13.34 3.45 ~ 3.86 36.2 ~ 37.8 64.0 ~ 67.2
1/4 19 28.6 ~ 31.8 6.75 6.45 ~ 6.57 12.07 ~ 13.34 3.45 ~ 3.86 38.5 ~ 40.1 65.6 ~ 68.8
1/4 20 30.2 ~ 33.4 6.75 6.45 ~ 6.57 12.07 ~ 13.34 3.45 ~ 3.86 40.1 ~ 41.7 67.2 ~ 70.4
------------------- -------------- ----------------- -------------- ----------------- --------------------- --------------------- --------------------- ---------------------
5/16  4 3.2 ~ 9.5 8.33 8.05 ~ 8.17 15.08 ~ 16.66 4.59 ~ 5.10 18.2 ~ 19.8 48.5 ~ 51.7
5/16  6 6.4 ~ 12.7 8.33 8.05 ~ 8.17 15.08 ~ 16.66 4.59 ~ 5.10 21.4 ~ 23.0 51.7 ~ 54.9
5/16  8 9.5 ~ 15.9  8.33 8.05 ~ 8.17 15.08 ~ 16.66 4.59 ~ 5.10 24.6 ~ 26.2 54.9 ~ 58.0
5/16  10 12.7 ~ 19.1 8.33 8.05 ~ 8.17 15.08 ~ 16.66 4.59 ~ 5.10 27.8 ~ 29.3 58.0 ~ 61.2
5/16  12 15.9 ~ 22.2 8.33 8.05 ~ 8.17 15.08 ~ 16.66 4.59 ~ 5.10 30.9 ~ 32.5 61.2 ~ 64.4
5/16  14 19.1 ~ 25.4 8.33 8.05 ~ 8.17 15.08 ~ 16.66 4.59 ~ 5.10 34.1 ~ 35.7 64.4 ~ 67.6
5/16  16 22.2 ~ 28.6 8.33 8.05 ~ 8.17 15.08 ~ 16.66 4.59 ~ 5.10 37.3 ~ 38.9 67.6 ~ 70.7
5/16  18 25.4 ~ 31.8 8.33 8.05 ~ 8.17 15.08 ~ 16.66 4.59 ~ 5.10 40.5 ~ 42.0 70.7 ~ 73.9
5/16  20 28.6 ~ 34.9 8.33 8.05 ~ 8.17 15.08 ~ 16.66 4.59 ~ 5.10 43.6 ~ 45.2 73.9 ~ 77.1
------------------- -------------- ----------------- -------------- ----------------- --------------------- --------------------- --------------------- ---------------------
3/8 4 3.2 ~ 9.5 9.9 8.05 ~ 8.17 18.11 ~ 19.98 5.66 ~ 6.29 19.8 ~ 21.3 53.9 ~ 57.0
3/8 6 6.4 ~ 12.7 9.9 8.05 ~ 8.17 18.11 ~ 19.98 5.66 ~ 6.29 22.9 ~ 24.5 57.0 ~ 60.2
3/8 8 9.5 ~ 15.9  9.9 8.05 ~ 8.17 18.11 ~ 19.98 5.66 ~ 6.29 26.1 ~ 27.7 60.2 ~ 63.4
3/8 10 12.7 ~ 19.1 9.9 8.05 ~ 8.17 18.11 ~ 19.98 5.66 ~ 6.29 29.3 ~ 30.9 63.4 ~ 66.6
3/8 12 15.9 ~ 22.2 9.9 8.05 ~ 8.17 18.11 ~ 19.98 5.66 ~ 6.29 32.5 ~ 34.0 66.6 ~ 69.7
3/8 14 19.1 ~ 25.4 9.9 8.05 ~ 8.17 18.11 ~ 19.98 5.66 ~ 6.29 35.6 ~ 37.2 69.7 ~ 72.9
3/8 16 22.2 ~ 28.6 9.9 8.05 ~ 8.17 18.11 ~ 19.98 5.66 ~ 6.29 38.8 ~ 40.4 72.9 ~ 76.1
3/8 18 25.4 ~ 31.8 9.9 8.05 ~ 8.17 18.11 ~ 19.98 5.66 ~ 6.29 42.0 ~ 43.6 76.1 ~ 79.3
3/8 20 28.6 ~ 34.9 9.9 8.05 ~ 8.17 18.11 ~ 19.98 5.66 ~ 6.29 45.2 ~ 46.7 79.3 ~ 82.4
------------------- -------------- ----------------- -------------- ----------------- --------------------- --------------------- --------------------- ---------------------

Lock Bolt CSK Head

Material : Steel

Finish : Zinc Plating

Lock Bolt CSK Head
Dia No. Grip No. Grip Range Hole Size Body Dia  Head Diameter  Head Height Body Length
        (A) (B)  (C)  E-1 (min ~ max)  (min ~ max) (E-2)
    (min ~ max) (max.)  (min ~ max)  (min ~ max) (min ~ max)    
3/16 2 1.6 ~ 4.8 5.15 4.85 ~ 4.95 8.3 ~ 9.0 1.9 ~ 2.1 9.2 ~ 10.8 35.7 ~ 38.8
3/16 3 3.2 ~ 6.4 5.15 4.85 ~ 4.95 8.3 ~ 9.0 1.9 ~ 2.1 10.8 ~ 12.4 37.2 ~ 40.3
3/16  4 4.8 ~ 8.0 5.15 4.85 ~ 4.95 8.3 ~ 9.0 1.9 ~ 2.1 12.3 ~ 13.9 38.8 ~ 42.0
3/16  5 6.3 ~ 9.5 5.15 4.85 ~ 4.95 8.3 ~ 9.0 1.9 ~ 2.1 13.9 ~ 15.5 40.4 ~ 43.6 
3/16  6 7.9 ~ 11.1 5.15 4.85 ~ 4.95 8.3 ~ 9.0 1.9 ~ 2.1 15.5 ~ 17.1 42.0 ~ 45.2
3/16  7 9.5 ~ 12.7 5.15 4.85 ~ 4.95 8.3 ~ 9.0 1.9 ~ 2.1 17.1 ~ 18.7  43.6 ~ 46.8
3/16  8 11.1 ~ 14.3 5.15 4.85 ~ 4.95 8.3 ~ 9.0 1.9 ~ 2.1 18.7 ~ 20.3 45.2 ~ 48.4
3/16  9 12.7 ~ 15.9 5.15 4.85 ~ 4.95 8.3 ~ 9.0 1.9 ~ 2.1 20.3 ~ 21.9 46.8 ~ 49.9
3/16  10 14.3 ~ 17.5 5.15 4.85 ~ 4.95 8.3 ~ 9.0 1.9 ~ 2.1 21.9 ~ 23.5 48.4 ~ 51.5
3/16  11 15.9 ~ 19.1 5.15 4.85 ~ 4.95 8.3 ~ 9.0 1.9 ~ 2.1 23.5 ~ 25.1 49.9 ~ 53.1
3/16  12 17.5 ~ 20.7 5.15 4.85 ~ 4.95 8.3 ~ 9.0 1.9 ~ 2.1 25.1 ~ 26.7 51.5 ~ 54.7
3/16  13 19.1 ~ 22.2 5.15 4.85 ~ 4.95 8.3 ~ 9.0 1.9 ~ 2.1 26.7 ~ 28.3 53.1 ~ 56.3
3/16  14 20.7 ~ 23.8 5.15 4.85 ~ 4.95 8.3 ~ 9.0 1.9 ~ 2.1 28.3 ~ 29.8 54.7 ~ 57.9
3/16  15 22.2 ~ 25.4 5.15 4.85 ~ 4.95 8.3 ~ 9.0 1.9 ~ 2.1 29.8 ~ 31.4 56.3 ~ 59.5
3/16  16 23.8 ~ 27.0 5.15 4.85 ~ 4.95 8.3 ~ 9.0 1.9 ~ 2.1 31.4 ~ 33.0 57.9 ~ 61.1
3/16  17 25.4 ~ 28.6 5.15 4.85 ~ 4.95 8.3 ~ 9.0 1.9 ~ 2.1 33.0 ~ 34.6 59.5 ~ 62.6
3/16  18 27.0 ~ 30.2 5.15 4.85 ~ 4.95 8.3 ~ 9.0 1.9 ~ 2.1 34.6 ~ 36.2 61.1 ~ 64.2
3/16  19 28.6 ~ 31.8 5.15 4.85 ~ 4.95 8.3 ~ 9.0 1.9 ~ 2.1 36.2 ~ 37.8 62.6 ~ 65.8
3/16  20 30.2 ~ 33.4 5.15 4.85 ~ 4.95 8.3 ~ 9.0 1.9 ~ 2.1 37.8 ~ 39.4 64.2 ~ 67.4
------------------- -------------- ----------------- -------------- ----------------- --------------------- --------------------- --------------------- ---------------------
1/4  2 1.6 ~ 4.8 6.75 6.45 ~ 6.57 11.1 ~ 12.1 2.5 ~ 2.8 11.5 ~ 13.1 38.6 ~ 41.8
1/4  3 3.2 ~ 6.4 6.75 6.45 ~ 6.57 11.1 ~ 12.1 2.5 ~ 2.8 13.1 ~ 14.7 40.2 ~ 43.4
1/4  4 4.8 ~ 8.0 6.75 6.45 ~ 6.57 11.1 ~ 12.1 2.5 ~ 2.8 14.7 ~ 16.3 41.7 ~ 44.9
1/4 5 6.3 ~ 9.5 6.75 6.45 ~ 6.57 11.1 ~ 12.1 2.5 ~ 2.8 16.3 ~ 17.9 43.4 ~ 46.6
1/4 6 7.9 ~ 11.1 6.75 6.45 ~ 6.57 11.1 ~ 12.1 2.5 ~ 2.8 17.9 ~ 19.5 45.0 ~ 48.2
1/4 7 9.5 ~ 12.7 6.75 6.45 ~ 6.57 11.1 ~ 12.1 2.5 ~ 2.8 19.5 ~ 21.1 46.6 ~ 49.7
1/4 8 11.1 ~ 14.3 6.75 6.45 ~ 6.57 11.1 ~ 12.1 2.5 ~ 2.8 21.1 ~ 22.6 48.1 ~ 51.3
1/4 9 12.7 ~ 15.9 6.75 6.45 ~ 6.57 11.1 ~ 12.1 2.5 ~ 2.8 22.7 ~ 24.2 49.7 ~ 52.9
1/4 10 14.3 ~ 17.5 6.75 6.45 ~ 6.57 11.1 ~ 12.1 2.5 ~ 2.8 24.2 ~ 25.8 51.3 ~ 54.5
1/4 11 15.9 ~ 19.1 6.75 6.45 ~ 6.57 11.1 ~ 12.1 2.5 ~ 2.8 25.8 ~ 27.4 52.9 ~ 56.1
1/4 12 17.5 ~ 20.7 6.75 6.45 ~ 6.57 11.1 ~ 12.1 2.5 ~ 2.8 27.4 ~ 29.0 54.5 ~ 57.7
1/4 13 19.1 ~ 22.2 6.75 6.45 ~ 6.57 11.1 ~ 12.1 2.5 ~ 2.8 29.0 ~ 30.6 56.1 ~ 59.3
1/4 14 20.7 ~ 23.8 6.75 6.45 ~ 6.57 11.1 ~ 12.1 2.5 ~ 2.8 30.6 ~ 32.2 57.7 ~ 60.8
1/4 15 22.2 ~ 25.4 6.75 6.45 ~ 6.57 11.1 ~ 12.1 2.5 ~ 2.8 32.2 ~ 33.8 59.3 ~ 62.4
1/4 16 23.8 ~ 27.0 6.75 6.45 ~ 6.57 11.1 ~ 12.1 2.5 ~ 2.8 33.8 ~ 35.3 60.8 ~ 64.0
1/4 17 25.4 ~ 28.6 6.75 6.45 ~ 6.57 11.1 ~ 12.1 2.5 ~ 2.8 35.4 ~ 36.9 62.4 ~ 65.6
1/4 18 27.0 ~ 30.2  6.75 6.45 ~ 6.57 11.1 ~ 12.1 2.5 ~ 2.8 36.2 ~ 37.8 64.0 ~ 67.2
1/4 19 28.6 ~ 31.8 6.75 6.45 ~ 6.57 11.1 ~ 12.1 2.5 ~ 2.8 38.5 ~ 40.1 65.6 ~ 68.8
1/4 20 30.2 ~ 33.4 6.75 6.45 ~ 6.57 11.1 ~ 12.1 2.5 ~ 2.8 40.1 ~ 41.7 67.2 ~ 70.4
------------------- -------------- ----------------- -------------- ----------------- --------------------- --------------------- --------------------- ---------------------
5/16  4 3.2 ~ 9.5 8.33 8.05 ~ 8.17 13.9 ~ 14.9 3.2 ~ 3.6 18.2 ~ 19.8 48.5 ~ 51.7
5/16  6 6.4 ~ 12.7 8.33 8.05 ~ 8.17 13.9 ~ 14.9 3.2 ~ 3.6 21.4 ~ 23.0 51.7 ~ 54.9
5/16  8 9.5 ~ 15.9  8.33 8.05 ~ 8.17 13.9 ~ 14.9 3.2 ~ 3.6 24.6 ~ 26.2 54.9 ~ 58.0
5/16  10 12.7 ~ 19.1 8.33 8.05 ~ 8.17 13.9 ~ 14.9 3.2 ~ 3.6 27.8 ~ 29.3 58.0 ~ 61.2
5/16  12 15.9 ~ 22.2 8.33 8.05 ~ 8.17 13.9 ~ 14.9 3.2 ~ 3.6 30.9 ~ 32.5 61.2 ~ 64.4
5/16  14 19.1 ~ 25.4 8.33 8.05 ~ 8.17 13.9 ~ 14.9 3.2 ~ 3.6 34.1 ~ 35.7 64.4 ~ 67.6
5/16  16 22.2 ~ 28.6 8.33 8.05 ~ 8.17 13.9 ~ 14.9 3.2 ~ 3.6 37.3 ~ 38.9 67.6 ~ 70.7
5/16  18 25.4 ~ 31.8 8.33 8.05 ~ 8.17 13.9 ~ 14.9 3.2 ~ 3.6 40.5 ~ 42.0 70.7 ~ 73.9
5/16  20 28.6 ~ 34.9 8.33 8.05 ~ 8.17 13.9 ~ 14.9 3.2 ~ 3.6 43.6 ~ 45.2 73.9 ~ 77.1
------------------- -------------- ----------------- -------------- ----------------- --------------------- --------------------- --------------------- ---------------------
3/8 4 3.2 ~ 9.5 9.9 8.05 ~ 8.17 16.7 ~ 18.00 3.9 ~ 4.3 19.8 ~ 21.3 53.9 ~ 57.0
3/8 6 6.4 ~ 12.7 9.9 8.05 ~ 8.17 16.7 ~ 18.00 3.9 ~ 4.3 22.9 ~ 24.5 57.0 ~ 60.2
3/8 8 9.5 ~ 15.9  9.9 8.05 ~ 8.17 16.7 ~ 18.00 3.9 ~ 4.3 26.1 ~ 27.7 60.2 ~ 63.4
3/8 10 12.7 ~ 19.1 9.9 8.05 ~ 8.17 16.7 ~ 18.00 3.9 ~ 4.3 29.3 ~ 30.9 63.4 ~ 66.6
3/8 12 15.9 ~ 22.2 9.9 8.05 ~ 8.17 16.7 ~ 18.00 3.9 ~ 4.3 32.5 ~ 34.0 66.6 ~ 69.7
3/8 14 19.1 ~ 25.4 9.9 8.05 ~ 8.17 16.7 ~ 18.00 3.9 ~ 4.3 35.6 ~ 37.2 69.7 ~ 72.9
3/8 16 22.2 ~ 28.6 9.9 8.05 ~ 8.17 16.7 ~ 18.00 3.9 ~ 4.3 38.8 ~ 40.4 72.9 ~ 76.1
3/8 18 25.4 ~ 31.8 9.9 8.05 ~ 8.17 16.7 ~ 18.00 3.9 ~ 4.3 42.0 ~ 43.6 76.1 ~ 79.3
3/8 20 28.6 ~ 34.9 9.9 8.05 ~ 8.17 16.7 ~ 18.00 3.9 ~ 4.3 45.2 ~ 46.7 79.3 ~ 82.4
------------------- -------------- ----------------- -------------- ----------------- --------------------- --------------------- --------------------- ---------------------

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