Brass set screws are corrosion resistant in wet environments, electrically conductive, and nonmagnetic. They have a thin edge that digs into the contact surface for a secure hold. Length listed is the overall length.

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Lg. Drive

Size Hardness Specifications

Met Pkg.

Qty. Pkg.

Brass

2-56

1/8" .035" Rockwell B55 ASME B18.3 25 92991A111 $9.01

3/16" .035" Rockwell B55 ASME B18.3 25 92991A112 10.03

1/4" .035" Rockwell B55 ASME B18.3 25 92991A113 10.42

4-40

1/8" 0.050" Rockwell B55 ASME B18.3 50 92991A103 10.43

3/16" 0.050" Rockwell B55 ASME B18.3 50 92991A105 11.45

1/4" 0.050" Rockwell B55 ASME B18.3 50 92991A106 12.31

3/8" 0.050" Rockwell B55 ASME B18.3 50 92991A211 11.72

6-32

1/8" 1/16" Rockwell B55 ASME B18.3 50 92991A142 8.15

3/16" 1/16" Rockwell B55 ASME B18.3 50 92991A143 9.97

1/4" 1/16" Rockwell B55 ASME B18.3 50 92991A144 7.38

3/8" 1/16" Rockwell B55 ASME B18.3 50 92991A212 8.25

1/2" 1/16" Rockwell B55 ASME B18.3 50 92991A213 14.47

8-32

1/8" 5/64" Rockwell B55 ASME B18.3 50 92991A188 8.64

3/16" 5/64" Rockwell B55 ASME B18.3 50 92991A189 10.85

1/4" 5/64" Rockwell B55 ASME B18.3 50 92991A190 11.38

5/16" 5/64" Rockwell B55 ASME B18.3 100 92991A114 21.88

3/8" 5/64" Rockwell B55 ASME B18.3 50 92991A192 9.06

1/2" 5/64" Rockwell B55 ASME B18.3 25 92991A194 9.42

5/8" 5/64" Rockwell B55 ASME B18.3 25 92991A115 11.04

3/4" 5/64" Rockwell B55 ASME B18.3 25 92991A116 11.54

10-24

3/16" 3/32" Rockwell B55 ASME B18.3 25 92991A237 5.64

1/4" 3/32" Rockwell B55 ASME B18.3 25 92991A238 4.66

5/16" 3/32" Rockwell B55 ASME B18.3 50 92991A117 12.40

3/8" 3/32" Rockwell B55 ASME B18.3 25 92991A240 7.10

1/2" 3/32" Rockwell B55 ASME B18.3 25 92991A243 7.35

5/8" 3/32" Rockwell B55 ASME B18.3 25 92991A118 9.01

3/4" 3/32" Rockwell B55 ASME B18.3 25 92991A119 11.28

10-32

1/8" 3/32" Rockwell B55 ASME B18.3 50 92991A121 10.77

3/16" 3/32" Rockwell B55 ASME B18.3 50 92991A824 9.10

1/4" 3/32" Rockwell B55 ASME B18.3 25 92991A825 4.66

5/16" 3/32" Rockwell B55 ASME B18.3 25 92991A214 6.95

3/8" 3/32" Rockwell B55 ASME B18.3 25 92991A827 7.10

1/2" 3/32" Rockwell B55 ASME B18.3 25 92991A829 7.35

5/8" 3/32" Rockwell B55 ASME B18.3 25 92991A122 9.01

3/4" 3/32" Rockwell B55 ASME B18.3 25 92991A833 11.28

1" 3/32" Rockwell B55 ASME B18.3 25 92991A123 14.56

1/4"-20

3/16" 1/8" Rockwell B55 ASME B18.3 25 92991A124 7.86

1/4" 1/8" Rockwell B55 ASME B18.3 25 92991A533 9.13

5/16" 1/8" Rockwell B55 ASME B18.3 25 92991A215 9.72

3/8" 1/8" Rockwell B55 ASME B18.3 25 92991A535 9.97

1/2" 1/8" Rockwell B55 ASME B18.3 25 92991A537 11.79

5/8" 1/8" Rockwell B55 ASME B18.3 25 92991A216 13.07

3/4" 1/8" Rockwell B55 ASME B18.3 10 92991A540 6.41

1" 1/8" Rockwell B55 ASME B18.3 10 92991A542 10.22

1 1/4" 1/8" Rockwell B55 ASME B18.3 10 92991A125 12.95

1 1/2" 1/8" Rockwell B55 ASME B18.3 10 92991A217 15.46

1/4"-28

3/16" 1/8" Rockwell B55 ASME B18.3 25 92991A126 10.10

1/4" 1/8" Rockwell B55 ASME B18.3 10 92991A127 6.22

3/8" 1/8" Rockwell B55 ASME B18.3 10 92991A128 7.46

1/2" 1/8" Rockwell B55 ASME B18.3 10 92991A129 9.08

5/16"-18

1/4" 5/32" Rockwell B55 ASME B18.3 25 92991A574 10.79

5/16" 5/32" Rockwell B55 ASME B18.3 25 92991A218 15.04

3/8" 5/32" Rockwell B55 ASME B18.3 25 92991A576 10.83

1/2" 5/32" Rockwell B55 ASME B18.3 10 92991A578 6.88

5/8" 5/32" Rockwell B55 ASME B18.3 10 92991A219 9.22

3/4" 5/32" Rockwell B55 ASME B18.3 10 92991A581 10.01

1" 5/32" Rockwell B55 ASME B18.3 10 92991A583 13.16

1 1/4" 5/32" Rockwell B55 ASME B18.3 5 92991A131 9.62

1 1/2" 5/32" Rockwell B55 ASME B18.3 5 92991A132 11.15

5/16"-24

1/4" 5/32" Rockwell B55 ASME B18.3 10 92991A133 7.58

3/8" 5/32" Rockwell B55 ASME B18.3 10 92991A134 9.48

1/2" 5/32" Rockwell B55 ASME B18.3 5 92991A135 6.24

3/8"-16

1/4" 3/16" Rockwell B55 ASME B18.3 10 92991A136 8.21

3/8" 3/16" Rockwell B55 ASME B18.3 25 92991A617 17.53

1/2" 3/16" Rockwell B55 ASME B18.3 10 92991A619 10.13

5/8" 3/16" Rockwell B55 ASME B18.3 10 92991A221 10.74

3/4" 3/16" Rockwell B55 ASME B18.3 10 92991A922 15.23

1" 3/16" Rockwell B55 ASME B18.3 10 92991A624 16.83

1 1/4" 3/16" Rockwell B55 ASME B18.3 5 92991A137 14.76

1 1/2" 3/16" Rockwell B55 ASME B18.3 1 92991A138 3.67

3/8"-24

1/4" 3/16" Rockwell B55 ASME B18.3 10 92991A139 13.59

3/8" 3/16" Rockwell B55 ASME B18.3 10 92991A141 16.28

1/2" 3/16" Rockwell B55 ASME B18.3 5 92991A145 9.91

1/2"-13

3/8" 1/4" Rockwell B55 ASME B18.3 10 92991A146 16.75

1/2" 1/4" Rockwell B55 ASME B18.3 10 92991A650 18.57

3/4" 1/4" Rockwell B55 ASME B18.3 5 92991A655 16.54

1" 1/4" Rockwell B55 ASME B18.3 5 92991A660 19.85

1 1/4" 1/4" Rockwell B55 ASME B18.3 1 92991A147 4.89

1 1/2" 1/4" Rockwell B55 ASME B18.3 1 92991A148 5.87

1/2"-20

3/8" 1/4" Rockwell B55 ASME B18.3 1 92991A149 3.60

1/2" 1/4" Rockwell B55 ASME B18.3 1 92991A151 4.18