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Impact Hex Socket

Impact Hex Socket

1/4″ – 3-1/2″ Sq. Dr.

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Impact Hex Socket

Impact Hex Socket

1/4″ – 3-1/2″ Sq. Dr.

HEMS Impact Hex Sockets are engineered for high-torque fastening applications, delivering exceptional strength, durability, and precise fitment. Manufactured from premium-grade alloy steel, they provide reliable performance for heavy equipment maintenance, mining, construction, and industrial repair operations.

  • High-Strength Alloy Steel
  • Precision-Machined for Accurate Fit
  • Designed for High-Torque Impact Tools
  • Reduces Fastener Wear & Rounding

Available in 8 square-drive sizes from 1/4″ to 3-1/2″, covering hex sizes from 6 mm to 235 mm A/F. Select a drive size in the Specifications section to see its full dimension table.

For complete specification please contact [email protected]

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Technical Data

Specifications

Technical Specs

1/4″ Sq. Dr.
SAE Part No. A/F (inch) Metric Part No. A/F (mm) D1 D2 S L T
HE-114 1/4″ HIM-106 6 12 17 25 50 10
HE-115 9/32″ HIM-107 7 13 17 25 50 10
HE-116 5/16″ HIM-108 8 14.5 17 25 50 10
HE-117 11/32″ HIM-109 9 16 17 25 50 10
HE-118 3/8″ HIM-110 10 16.5 17 25 50 10
HE-119 7/16″ HIM-111 11 17.5 17 25 50 12
– – HIM-112 12 19 17 25 50 12
HE-120 1/2″ HIM-113 13 19.5 17 25 50 12
HE-121 9/16″ HIM-114 14 21 17 28 50 13
3/8″ Sq. Dr.
SAE Part No. A/F (inch) Metric Part No. A/F (mm) D1 D2 S L T
HE-216 5/16″ HIM-208 8 14 21 30 60 10
HE-218 3/8″ HIM-210 10 16.5 21 30 60 10
HE-219 7/16″ HIM-211 11 18 21 30 60 12
– – HIM-212 12 19 21 30 60 12
HE-220 1/2″ HIM-213 13 20 21 30 60 12
HE-221 9/16″ HIM-214 14 22 22 30 60 13
– – HIM-215 15 23 22 32 60 15
HE-223 5/8″ HIM-216 16 25 22 32 60 15
HE-224 11/16″ HIM-217 17 26 25 32 60 15
– – HIM-218 18 27 25 32 60 16
HE-225 3/4″ HIM-219 19 28.5 25 32 60 16
– – HIM-220 20 29 25 32 60 16
HE-227 13/16″ HIM-221 21 30 25 34 60 18
HE-228 7/8″ HIM-222 22 31 25 34 60 18
1/2″ Sq. Dr.
SAE Part No. A/F (inch) Metric Part No. A/F (mm) D1 D2 S L T
HE-316 5/16″ HIM-308 8 16 26 38 80 10
HE-318 3/8″ HIM-310 10 17 26 38 80 10
HE-319 7/16″ HIM-311 11 19 26 38 80 12
– – HIM-312 12 20 26 38 80 12
HE-320 1/2″ HIM-313 13 22 26 38 80 12
HE-321 9/16″ HIM-314 14 23 26 38 80 13
– – HIM-315 15 24.5 27 38 80 14
HE-323 5/8″ HIM-316 16 26 27 38 80 14
HE-324 11/16″ HIM-317 17 27 27 38 80 14
– – HIM-318 18 29 30 40 80 14
HE-325 3/4″ HIM-319 19 30 30 40 80 16
– – HIM-320 20 32 30 40 80 16
HE-327 13/16″ HIM-321 21 33.5 30 40 80 18
HE-328 7/8″ HIM-322 22 35 30 40 80 18
– – HIM-323 23 36.5 30 42 80 21
HE-329 15/16″ HIM-324 24 38 36 42 80 21
HE-330 1″ – – 41 36 42 80 21
HE-331 1.1/16″ HIM-327 27 42 36 45 80 23
HE-332 1.1/8″ – – 46 36 45 80 23
HE-333 1.3/16″ HIM-330 30 46 36 45 80 24
HE-334 1.1/4″ HIM-332 32 48 36 46 80 26
HE-336 1.3/8″ HIM-336 36 55 36 51 80 28
HE-338 1.1/2″ HIM-338 38 56 36 53 80 30
3/4″ Sq. Dr.
SAE Part No. A/F (inch) Metric Part No. A/F (mm) D1 D2 S L T
HE-421 9/16″ – – 28 44 48 90 13
HE-423 5/8″ – – 30 44 48 90 14
HE-424 11/16″ HIM-417 17 32 44 48 90 14
HE-425 3/4″ HIM-419 19 34 44 48 90 16
HE-427 13/16″ – – 36 44 50 90 16
HE-428 7/8″ HIM-422 22 38.5 44 50 90 18
HE-429 15/16″ HIM-424 24 42 44 50 90 21
HE-430 1″ – – 43.5 44 50 90 21
HE-431 1.1/16″ HIM-427 27 44 44 50 90 23
HE-432 1.1/8″ – – 48 44 50 90 23
HE-433 1.3/16″ HIM-430 30 48 44 50 90 24
HE-434 1.1/4″ HIM-432 32 52 44 55 90 26
HE-435 1.5/16″ – – 53 44 55 90 26
HE-436 1.3/8″ – – 55 44 55 90 28
HE-437 1.7/16″ HIM-436 36 55 44 60 90 30
HE-438 1.1/2″ HIM-438 38 59 44 60 90 36
HE-439 1.5/8″ HIM-441 41 66 44 66 90 36
HE-440 1.11/16″ – – 68 44 66 100 36
HE-441 1.13/16″ HIM-446 46 72 54 66 100 36
HE-442 1.7/8″ – – 74 60 68 100 39
HE-443 1.15/16″ – – 76 60 70 100 39
HE-444 2″ HIM-450 50 76 60 70 100 41
HE-445 2.1/16″ – – 78 60 74 110 41
HE-446 2.3/16″ HIM-455 55 84 60 74 110 41
HE-447 2.1/4″ – – 84 70 74 120 45
– 2.3/8″ HIM-460 60 88 70 78 120 –
1″ Sq. Dr.
SAE Part No. A/F (inch) Metric Part No. A/F (mm) D1 D2 S L T
HE-525 3/4″ HIM-519 19 38 54 63 110 16
HE-527 13/16″ – – 38 54 63 110 18
HE-528 7/8″ HIM-522 22 40 54 63 110 18
HE-529 15/16″ HIM-524 24 42 54 63 110 21
HE-530 1″ – – 44 54 63 110 21
HE-531 1.1/16″ HIM-527 27 46 54 63 110 23
HE-532 1.1/8″ – – 49 54 63 110 23
HE-533 1.3/16″ HIM-530 30 50 54 63 110 24
HE-534 1.1/4″ HIM-532 32 52 54 63 110 26
HE-535 1.5/16″ – – 54 54 63 110 26
HE-536 1.3/8″ – – 56 54 66 110 28
HE-537 1.7/16″ HIM-536 36 58 54 66 110 28
HE-538 1.1/2″ HIM-538 38 62 54 66 110 30
HE-538 A 1.9/16″ – – 65 54 68 110 32
HE-539 1.5/8″ – – 67 54 68 110 36
HE-540 1.11/16″ HIM-541 41 67 54 68 110 36
HE-541 1.3/4″ – – 67 54 68 110 36
HE-542 1.13/16″ – – 72 54 74 110 36
HE-543 1.7/8″ HIM-546 46 74 54 74 110 36
HE-544 1.15/16″ – – 74 54 74 110 36
HE-545 2″ – – 75 70 76 110 39
HE-546 2.1/16″ HIM-550 50 77 70 76 110 39
HE-547 2.3/16″ – – 77 70 76 120 41
HE-548 2.1/4″ HIM-555 55 86 70 78 120 41
HE-550 2.3/8″ – – 86 70 78 120 41
HE-551 2.7/16″ HIM-560 60 90 70 81 120 45
HE-553 2.9/16″ – – 90 70 85 120 45
HE-554 2.5/8″ HIM-565 65 98 80 85 120 46
HE-556 2.3/4″ – – 98 80 85 130 46
HE-557 2.13/16″ HIM-570 70 104 80 90 130 50
HE-559 2.15/16″ – – 104 80 90 130 50
HE-560 3″ HIM-575 75 112 80 94 130 57
HE-561 3.1/8″ HIM-580 80 118 80 100 140 62
HE-563 3.3/8″ HIM-585 85 125 80 104 140 62
1-1/2″ Sq. Dr.
SAE Part No. A/F (inch) Metric Part No. A/F (mm) D1 D2 S L T
HE-631 1.1/16″ – – 54 86 80 130 23
HE-632 1.1/8″ – – 58 86 80 130 23
HE-636 1.3/8″ – – 64 86 80 130 28
HE-637 1.7/16″ HIM-636 36 64 86 80 130 28
HE-638 1.1/2″ HIM-638 38 69 86 80 130 30
HE-638 A 1.9/16″ – – 69 86 80 130 32
HE-639 1.5/8″ HIM-641 41 69 86 83 130 36
HE-640 1.11/16″ – – 69 86 83 130 36
HE-641 1.3/4″ – – 69 86 86 130 36
HE-642 1.13/16″ – – 76 86 86 130 36
HE-643 1.7/8″ HIM-646 46 76 86 90 130 36
HE-645 2″ – – 81 86 90 130 39
HE-646 2.1/16″ HIM-650 50 81 86 90 140 41
HE-647 2.3/16″ – – 88 86 95 140 41
HE-648 2.1/4″ HIM-665 55 88 86 95 140 41
HE-650 2.3/8″ – – 96 86 98 140 45
HE-651 2.7/16″ – 60 96 86 98 140 45
HE-653 2.9/16″ HIM-660 – 102 86 102 140 46
HE-654 2.5/8″ – – 102 86 102 140 46
HE-656 2.3/4″ HIM-665 70 108 86 102 150 50
HE-657 2.13/16″ – – 108 86 102 150 50
HE-659 2.15/16″ HIM-680 75 116 86 108 150 57
HE-660 3″ HIM-685 – 116 86 108 150 57
HE-661 3.1/8″ HIM-680 80 120 86 110 150 62
HE-663 3.3/8″ HIM-695 85 130 86 115 170 62
HE-664 3.1/2″ HIM-690 90 135 125 118 170 65
HE-665 3.3/4″ HIM-695 95 140 125 123 170 70
HE-666 3.7/8″ HIM-6100 100 148 125 128 190 75
HE-668 4.1/8″ HIM-6105 105 155 125 133 190 80
HE-669 4.1/4″ – – 155 125 133 190 80
– – HIM-6110 110 161 150 138 200 85
HE-670 4.1/2″ HIM-6115 115 162 150 143 200 94
HE-671 4.5/8″ HIM-6120 120 175 150 149 200 94
2-1/2″ Sq. Dr.
SAE Part No. A/F (inch) Metric Part No. A/F (mm) D1 D2 S L T
HE-750 2.3/8″ HIM-760 60 120 125 120 190 45
HE-753 2.9/16″ HIM-765 65 125 125 120 190 46
HE-756 2.3/4″ HIM-770 70 130 125 120 190 50
HE-759 2.15/16″ HIM-775 75 130 125 130 190 57
HE-761 3.1/8″ HIM-780 80 135 125 140 190 62
HE-763 3.3/8″ HIM-785 85 140 125 140 190 62
HE-764 A 3.5/8″ HIM-790 90 145 125 140 190 65
HE-765 3.3/4″ HIM-795 95 155 125 150 190 70
HE-766 3.7/8″ – – 155 125 125 190 70
HE-767 4″ HIM-7100 100 160 125 125 200 75
HE-768 4.1/8″ HIM-7105 105 165 125 160 200 80
HE-769 A 4.3/8″ HIM-7110 110 174 150 160 160 85
HE-770 4.1/2″ HIM-7115 115 180 150 170 210 90
HE-771 4.5/8″ – – 180 150 175 220 94
HE-772 4.3/4″ HIM-7120 120 185 150 175 220 94
HE-773 4.7/8″ – – 185 150 175 220 94
TI-774 5″ – – 195 150 175 220 98
– – HIM-7130 130 195 150 175 220 98
TI-775 5.3/8″ HIM-7135 135 205 150 180 220 102
TI-778 5.3/4″ HIM-7145 145 220 150 180 230 105
– – HIM-7150 150 230 180 190 250 110
TI-781 6.1/8″ HIM-7155 155 230 180 190 250 110
– – HIM-7160 160 240 180 190 – 110
TI-784 6.1/2″ HIM-7165 165 240 180 200 – 120
TI-787 6.7/8″ HIM-7175 175 255 180 200 – 120
TI-790 7.1/4″ HIM-7185 185 270 180 210 – 130
TI-793 7.5/8″ HIM-7195 195 275 180 210 – 130
TI-796 8″ HIM-7200 200 290 180 225 – 140
3-1/2″ Sq. Dr.
SAE Part No. A/F (inch) Metric Part No. A/F (mm) D1 D2 S L T
HE-871 4.5/8″ HIM-8120 120 180 175 182 277 72
HE-873 4.7/8″ HIM-8130 130 193 175 190 280 80
HE-874 5.1/4″ HIM-8135 135 197 175 198 280 83
HE-875 5.3/8″ HIM-8145 145 213 175 214 295 86
HE-877 5.5/8″ HIM-8150 150 218 175 214 295 90
HE-878 5.3/4″ HIM-8155 155 225 175 214 297 92
HE-884 6.1/2″ HIM-8165 165 237 175 231 313 98
HE-886 6.3/4″ HIM-8170 170 243 175 231 313 100
HE-888 7″ HIM-8180 180 255 175 237 320 108
HE-893 7.5/8″ HIM-8195 195 275 175 245 328 118
HE-896 8″ HIM-8200 200 280 175 250 332 120
HE-8100 8.1/2″ HIM-8215 215 298 175 263 346 125
HE-8104 9″ HIM-8230 230 317 175 279 359 132
HE-8105 9.1/8″ HIM-8235 235 325 175 279 362 136

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