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#8-32*1/4 3/8 1/2 5/8 3/4 1 1-1/4 1-1/2 Inch 12.9 Grade UNC US Coarse Thread Steel Cap Cup Allen Head Hex Hexagon Socket Screw
#8-32*1/4 3/8 1/2 5/8 3/4 1 1-1/4 1-1/2 Inch 12.9 Grade UNC US Coarse Thread Steel Cap Cup Allen Head Hex Hexagon Socket Screw
Pay Attention To:The Quantity is 10 Pieces.
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Measurement Allows Error,Please According To The Real Object | Unit:mm | |||
| Spec | Thread Number | b ≈ | dk ≈ | K ≈ |
| 3/16 | 24 | 25 | 7.8 | 4.5 |
| 1/4 | 20 | 38 | 9.5 | 6 |
| 5/16 | 18 | 38 | 10.9 | 7.9 |
| 1/8 | 40 | 25 | 5.5 | 3 |
| 5/32 | 32 | 25 | 6.2 | 3.8 |
| 7/16 | 14 | 47 | 15.6 | 11 |
| 1/2 | 12(13) | 51 | 19 | 12.5 |
| 5/8 | 11 | 56 | 22 | 15.5 |
| 3/8 | 16 | 44 | 14 | 9.4 |
| 10# | 32 | - | 7.7 | 5 |
| 8# | 32 | - | 6.7 | 4.2 |
| 6# | 32 | - | 5.5 | 3.5 |
| 4# | 40 | - | 4.5 | 2.7 |
| 2# | 56 | - | 3.6 | 2 |
| 0# | 80 | - | 2.6 | 1.5 |
Metric-UN Form | ||||||||
| Metric | Pitch | UN | Unit:mm | Thread Number | ||||
| Coars | Fine | Extra Fine | Coarse | Fine | BSW | |||
| M3 | 0.5 | 0.35 | 4# | 1.9 | 40 | 48 | ||
| M4 | 0.7 | 0.5 | 6# | 3.5 | 32 | 40 | ||
| M5 | 0.8 | 0.5 | 8# | 4.2 | 32 | 36 | ||
| M6 | 1.0 | 0.75 | 10# | 4.8 | 24 | 32 | ||
| M7 | 1 | 0.75 | 12# | 5.5 | 24 | 28 | ||
| M8 | 1.25 | 1.0 | 0.75 | 1/4 | 6.35 | 20 | 28 | 20 |
| M10 | 1.5 | 1.25 | 1.0 | 5/16 | 7.94 | 18 | 24 | 18 |
| M12 | 1.75 | 1.5 | 1.25 | 3/8 | 9.53 | 16 | 24 | 16 |
| M14 | 2.0 | 1.5 | 1.0 | 7/16 | 11.11 | 14 | 20 | 14 |
| M16 | 2.0 | 1.5 | 1.0 | 1/2 | 12.7 | 13 | 20 | 12 |
| M18 | 2.5 | 2.0 | 1.5 | 9/16 | 14.29 | 12 | 18 | 12 |
| M20 | 2.5 | 2.0 | 1.5 | 5/8 | 15.86 | 11 | 18 | 11 |
| M22 | 2.5 | 2.0 | 1.5 | 3/4 | 19.05 | 10 | 16 | 10 |
| M24 | 3.0 | 2.0 | 1.5 | 7/8 | 22.23 | 9 | 14 | 9 |
| M27 | 3.0 | 2.0 | 1.5 | 1 | 25.4 | 8 | 12 | 8 |
| M30 | 3.5 | 3.0 | 2.0 | |||||
Head Style : Hex
Model Number : #8-32*1/4 3/8 1/2 5/8 3/4 1 1-1/4 1-1/2
Origin : Mainland China
Certification : NONE
Drive Style : Hex Socket
Package : Under 50Pcs
Material : Carbon Steel
DIY Supplies : ELECTRICAL
Screw Type : Machine Screws
is_customized : Yes
