DIN 7991 M3 — Sizes, Materials & Prices

129 lines · 29 lengths · 4 materials in stock

DIN 7991 M3 at a glance

DIN 7991 M3 fasteners: 129 sellable lines in stock, each listed below with its SKU, length, material and unit price. Lengths run from 4 mm to 100 mm.

DIN 7991 M3 is held in 10B21 Carbon Steel, 304 Stainless Steel, SCM435 Alloy Steel, 316 Stainless Steel. Every line is priced per piece with no minimum order, dispatched from our Foshan warehouse in 24-48 hours and shipped worldwide.

Looking for a different size? Use the diameter links below to move between DIN 7991 sizes, or open the full DIN 7991 specification matrix. Custom dimensions to drawing are available for trade orders.

Other DIN 7991 diameters

M6 122 M4 121 M5 110 M8 107

All DIN 7991 M3 lines in stock

Product	SKU	Length	Material	Unit price
DIN 7991 Countersunk Socket Screw M3x4 10B21 Carbon Steel	`SFXP-32529`	4 mm	10B21 Carbon Steel	$0.0066
DIN 7991 Countersunk Socket Screw M3x5 10B21 Carbon Steel	`SFXP-32544`	5 mm	10B21 Carbon Steel	$0.0066
DIN 7991 Countersunk Socket Screw M3x6 10B21 Carbon Steel	`SFXP-32553`	6 mm	10B21 Carbon Steel	$0.0066
DIN 7991 Countersunk Socket Screw M3x8 10B21 Carbon Steel	`SFXP-32562`	8 mm	10B21 Carbon Steel	$0.0066
DIN 7991 Countersunk Socket Screw M3x4 304 Stainless Steel	`SFXP-25390`	4 mm	304 Stainless Steel	$0.0069
DIN 7991 Countersunk Socket Screw M3x5 304 Stainless Steel	`SFXP-25408`	5 mm	304 Stainless Steel	$0.0069
DIN 7991 Countersunk Socket Screw M3x6 304 Stainless Steel	`SFXP-25426`	6 mm	304 Stainless Steel	$0.0069
DIN 7991 Countersunk Socket Screw M3x10 10B21 Carbon Steel	`SFXP-32459`	10 mm	10B21 Carbon Steel	$0.0071
DIN 7991 Countersunk Socket Screw M3x7 10B21 Carbon Steel	`SFXP-32559`	7 mm	10B21 Carbon Steel	$0.0074
DIN 7991 Countersunk Socket Screw M3x7 304 Stainless Steel	`SFXP-25438`	7 mm	304 Stainless Steel	$0.0077
DIN 7991 Countersunk Socket Screw M3x8 304 Stainless Steel	`SFXP-25450`	8 mm	304 Stainless Steel	$0.0077
DIN 7991 Countersunk Socket Screw M3x9 10B21 Carbon Steel	`SFXP-32567`	9 mm	10B21 Carbon Steel	$0.0077
DIN 7991 Countersunk Socket Screw M3x12 10B21 Carbon Steel	`SFXP-32469`	12 mm	10B21 Carbon Steel	$0.0080
DIN 7991 Countersunk Socket Screw M3x4 10B21 Carbon Steel	`SFXP-17159`	4 mm	10B21 Carbon Steel	$0.0080
DIN 7991 Countersunk Socket Screw M3x5 10B21 Carbon Steel	`SFXP-17162`	5 mm	10B21 Carbon Steel	$0.0080
DIN 7991 Countersunk Socket Screw M3x6 10B21 Carbon Steel	`SFXP-17164`	6 mm	10B21 Carbon Steel	$0.0083
DIN 7991 Countersunk Socket Screw M3x8 10B21 Carbon Steel	`SFXP-17166`	8 mm	10B21 Carbon Steel	$0.0083
DIN 7991 Countersunk Socket Screw M3x10 10B21 Carbon Steel	`SFXP-17143`	10 mm	10B21 Carbon Steel	$0.0089
DIN 7991 Countersunk Socket Screw M3x10 304 Stainless Steel	`SFXP-25311`	10 mm	304 Stainless Steel	$0.0089
DIN 7991 Countersunk Socket Screw M3x9 304 Stainless Steel	`SFXP-25462`	9 mm	304 Stainless Steel	$0.0089
DIN 7991 Countersunk Socket Screw M3x11 10B21 Carbon Steel	`SFXP-32464`	11 mm	10B21 Carbon Steel	$0.0092
DIN 7991 Countersunk Socket Screw M3x13 10B21 Carbon Steel	`SFXP-32474`	13 mm	10B21 Carbon Steel	$0.0092
DIN 7991 Countersunk Socket Screw M3x12 304 Stainless Steel	`SFXP-25323`	12 mm	304 Stainless Steel	$0.0095
DIN 7991 Countersunk Socket Screw M3x12 10B21 Carbon Steel	`SFXP-17145`	12 mm	10B21 Carbon Steel	$0.0104
DIN 7991 Countersunk Socket Screw M3x14 10B21 Carbon Steel	`SFXP-32479`	14 mm	10B21 Carbon Steel	$0.0104
DIN 7991 Countersunk Socket Screw M3x14 304 Stainless Steel	`SFXP-25329`	14 mm	304 Stainless Steel	$0.0107
DIN 7991 Countersunk Socket Screw M3x15 10B21 Carbon Steel	`SFXP-32484`	15 mm	10B21 Carbon Steel	$0.0107
DIN 7991 Countersunk Socket Screw M3x16 10B21 Carbon Steel	`SFXP-32489`	16 mm	10B21 Carbon Steel	$0.0113
DIN 7991 Countersunk Socket Screw M3x15 304 Stainless Steel	`SFXP-25335`	15 mm	304 Stainless Steel	$0.0116
DIN 7991 Countersunk Socket Screw M3x16 304 Stainless Steel	`SFXP-25341`	16 mm	304 Stainless Steel	$0.0116
DIN 7991 Countersunk Socket Screw M3x18 10B21 Carbon Steel	`SFXP-32494`	18 mm	10B21 Carbon Steel	$0.0122
DIN 7991 Countersunk Socket Screw M3x4 10B21 Carbon Steel	`SFXP-26839`	4 mm	10B21 Carbon Steel	$0.0122
DIN 7991 Countersunk Socket Screw M3x4 304 Stainless Steel	`SFXP-44333`	4 mm	304 Stainless Steel	$0.0122
DIN 7991 Countersunk Socket Screw M3x5 304 Stainless Steel	`SFXP-24900`	5 mm	304 Stainless Steel	$0.0122
DIN 7991 Countersunk Socket Screw M3x8 304 Stainless Steel	`SFXP-24912`	8 mm	304 Stainless Steel	$0.0122
DIN 7991 Countersunk Socket Screw M3x5 10B21 Carbon Steel	`SFXP-26845`	5 mm	10B21 Carbon Steel	$0.0125
DIN 7991 Countersunk Socket Screw M3x6 10B21 Carbon Steel	`SFXP-26850`	6 mm	10B21 Carbon Steel	$0.0125
DIN 7991 Countersunk Socket Screw M3x6 304 Stainless Steel	`SFXP-24906`	6 mm	304 Stainless Steel	$0.0125
DIN 7991 Countersunk Socket Screw M3x10 SCM435 Alloy Steel	`SFXP-36069`	10 mm	SCM435 Alloy Steel	$0.0128
DIN 7991 Countersunk Socket Screw M3x18 304 Stainless Steel	`SFXP-25347`	18 mm	304 Stainless Steel	$0.0128
DIN 7991 Countersunk Socket Screw M3x20 10B21 Carbon Steel	`SFXP-32499`	20 mm	10B21 Carbon Steel	$0.0128
DIN 7991 Countersunk Socket Screw M3x4 SCM435 Alloy Steel	`SFXP-36096`	4 mm	SCM435 Alloy Steel	$0.0128
DIN 7991 Countersunk Socket Screw M3x5 SCM435 Alloy Steel	`SFXP-36105`	5 mm	SCM435 Alloy Steel	$0.0128
DIN 7991 Countersunk Socket Screw M3x6 SCM435 Alloy Steel	`SFXP-36111`	6 mm	SCM435 Alloy Steel	$0.0128
DIN 7991 Countersunk Socket Screw M3x8 SCM435 Alloy Steel	`SFXP-36114`	8 mm	SCM435 Alloy Steel	$0.0128
DIN 7991 Countersunk Socket Screw M3x14 10B21 Carbon Steel	`SFXP-17147`	14 mm	10B21 Carbon Steel	$0.0131
DIN 7991 Countersunk Socket Screw M3x16 10B21 Carbon Steel	`SFXP-17149`	16 mm	10B21 Carbon Steel	$0.0134
DIN 7991 Countersunk Socket Screw M3x20 304 Stainless Steel	`SFXP-25353`	20 mm	304 Stainless Steel	$0.0134
DIN 7991 Countersunk Socket Screw M3x4 316 Stainless Steel	`SFXP-35623`	4 mm	316 Stainless Steel	$0.0134
DIN 7991 Countersunk Socket Screw M3x8 10B21 Carbon Steel	`SFXP-26855`	8 mm	10B21 Carbon Steel	$0.0134
DIN 7991 Countersunk Socket Screw M3x10 304 Stainless Steel	`SFXP-24864`	10 mm	304 Stainless Steel	$0.0137
DIN 7991 Countersunk Socket Screw M3x5 316 Stainless Steel	`SFXP-35638`	5 mm	316 Stainless Steel	$0.0137
DIN 7991 Countersunk Socket Screw M3x6 316 Stainless Steel	`SFXP-35648`	6 mm	316 Stainless Steel	$0.0140
DIN 7991 Countersunk Socket Screw M3x10 10B21 Carbon Steel	`SFXP-26803`	10 mm	10B21 Carbon Steel	$0.0143
DIN 7991 Countersunk Socket Screw M3x22 304 Stainless Steel	`SFXP-25359`	22 mm	304 Stainless Steel	$0.0146
DIN 7991 Countersunk Socket Screw M3x8 316 Stainless Steel	`SFXP-35652`	8 mm	316 Stainless Steel	$0.0152
DIN 7991 Countersunk Socket Screw M3x12 304 Stainless Steel	`SFXP-24870`	12 mm	304 Stainless Steel	$0.0155
DIN 7991 Countersunk Socket Screw M3x12 SCM435 Alloy Steel	`SFXP-36072`	12 mm	SCM435 Alloy Steel	$0.0155
DIN 7991 Countersunk Socket Screw M3x18 10B21 Carbon Steel	`SFXP-41180`	18 mm	10B21 Carbon Steel	$0.0155
DIN 7991 Countersunk Socket Screw M3x20 10B21 Carbon Steel	`SFXP-17151`	20 mm	10B21 Carbon Steel	$0.0155
DIN 7991 Countersunk Socket Screw M3x25 304 Stainless Steel	`SFXP-25365`	25 mm	304 Stainless Steel	$0.0161
DIN 7991 Countersunk Socket Screw M3x22 10B21 Carbon Steel	`SFXP-32504`	22 mm	10B21 Carbon Steel	$0.0164
DIN 7991 Countersunk Socket Screw M3x25 10B21 Carbon Steel	`SFXP-32508`	25 mm	10B21 Carbon Steel	$0.0164
DIN 7991 Countersunk Socket Screw M3x12 10B21 Carbon Steel	`SFXP-26808`	12 mm	10B21 Carbon Steel	$0.0167
DIN 7991 Countersunk Socket Screw M3x10 316 Stainless Steel	`SFXP-35573`	10 mm	316 Stainless Steel	$0.0173
DIN 7991 Countersunk Socket Screw M3x14 304 Stainless Steel	`SFXP-44330`	14 mm	304 Stainless Steel	$0.0176
DIN 7991 Countersunk Socket Screw M3x30 10B21 Carbon Steel	`SFXP-32519`	30 mm	10B21 Carbon Steel	$0.0176
DIN 7991 Countersunk Socket Screw M3x28 304 Stainless Steel	`SFXP-25371`	28 mm	304 Stainless Steel	$0.0182
DIN 7991 Countersunk Socket Screw M3x12 316 Stainless Steel	`SFXP-35578`	12 mm	316 Stainless Steel	$0.0188
DIN 7991 Countersunk Socket Screw M3x14 SCM435 Alloy Steel	`SFXP-36075`	14 mm	SCM435 Alloy Steel	$0.0188
DIN 7991 Countersunk Socket Screw M3x15 SCM435 Alloy Steel	`SFXP-41597`	15 mm	SCM435 Alloy Steel	$0.0188
DIN 7991 Countersunk Socket Screw M3x16 SCM435 Alloy Steel	`SFXP-36078`	16 mm	SCM435 Alloy Steel	$0.0188
DIN 7991 Countersunk Socket Screw M3x28 10B21 Carbon Steel	`SFXP-32514`	28 mm	10B21 Carbon Steel	$0.0188
DIN 7991 Countersunk Socket Screw M3x30 304 Stainless Steel	`SFXP-25377`	30 mm	304 Stainless Steel	$0.0191
DIN 7991 Countersunk Socket Screw M3x16 304 Stainless Steel	`SFXP-24876`	16 mm	304 Stainless Steel	$0.0197
DIN 7991 Countersunk Socket Screw M3x22 10B21 Carbon Steel	`SFXP-41181`	22 mm	10B21 Carbon Steel	$0.0206
DIN 7991 Countersunk Socket Screw M3x14 10B21 Carbon Steel	`SFXP-40090`	14 mm	10B21 Carbon Steel	$0.0208
DIN 7991 Countersunk Socket Screw M3x14 316 Stainless Steel	`SFXP-35584`	14 mm	316 Stainless Steel	$0.0208
DIN 7991 Countersunk Socket Screw M3x25 10B21 Carbon Steel	`SFXP-17153`	25 mm	10B21 Carbon Steel	$0.0208
DIN 7991 Countersunk Socket Screw M3x16 10B21 Carbon Steel	`SFXP-26813`	16 mm	10B21 Carbon Steel	$0.0211
DIN 7991 Countersunk Socket Screw M3x18 304 Stainless Steel	`SFXP-44331`	18 mm	304 Stainless Steel	$0.0214
DIN 7991 Countersunk Socket Screw M3x35 304 Stainless Steel	`SFXP-25383`	35 mm	304 Stainless Steel	$0.0220
DIN 7991 Countersunk Socket Screw M3x18 SCM435 Alloy Steel	`SFXP-36081`	18 mm	SCM435 Alloy Steel	$0.0223
DIN 7991 Countersunk Socket Screw M3x20 SCM435 Alloy Steel	`SFXP-36084`	20 mm	SCM435 Alloy Steel	$0.0223
DIN 7991 Countersunk Socket Screw M3x30 10B21 Carbon Steel	`SFXP-17155`	30 mm	10B21 Carbon Steel	$0.0226
DIN 7991 Countersunk Socket Screw M3x16 316 Stainless Steel	`SFXP-35589`	16 mm	316 Stainless Steel	$0.0229
DIN 7991 Countersunk Socket Screw M3x20 304 Stainless Steel	`SFXP-24882`	20 mm	304 Stainless Steel	$0.0229
DIN 7991 Countersunk Socket Screw M3x35 10B21 Carbon Steel	`SFXP-32524`	35 mm	10B21 Carbon Steel	$0.0241
DIN 7991 Countersunk Socket Screw M3x18 10B21 Carbon Steel	`SFXP-26818`	18 mm	10B21 Carbon Steel	$0.0244
DIN 7991 Countersunk Socket Screw M3x40 304 Stainless Steel	`SFXP-25396`	40 mm	304 Stainless Steel	$0.0247
DIN 7991 Countersunk Socket Screw M3x18 316 Stainless Steel	`SFXP-35594`	18 mm	316 Stainless Steel	$0.0250
DIN 7991 Countersunk Socket Screw M3x20 10B21 Carbon Steel	`SFXP-26824`	20 mm	10B21 Carbon Steel	$0.0250
DIN 7991 Countersunk Socket Screw M3x20 316 Stainless Steel	`SFXP-35599`	20 mm	316 Stainless Steel	$0.0265
DIN 7991 Countersunk Socket Screw M3x40 10B21 Carbon Steel	`SFXP-32533`	40 mm	10B21 Carbon Steel	$0.0271
DIN 7991 Countersunk Socket Screw M3x45 304 Stainless Steel	`SFXP-25402`	45 mm	304 Stainless Steel	$0.0277
DIN 7991 Countersunk Socket Screw M3x25 304 Stainless Steel	`SFXP-24888`	25 mm	304 Stainless Steel	$0.0283
DIN 7991 Countersunk Socket Screw M3x22 316 Stainless Steel	`SFXP-35603`	22 mm	316 Stainless Steel	$0.0286
DIN 7991 Countersunk Socket Screw M3x50 304 Stainless Steel	`SFXP-25414`	50 mm	304 Stainless Steel	$0.0301
DIN 7991 Countersunk Socket Screw M3x35 10B21 Carbon Steel	`SFXP-17157`	35 mm	10B21 Carbon Steel	$0.0304
DIN 7991 Countersunk Socket Screw M3x22 SCM435 Alloy Steel	`SFXP-41598`	22 mm	SCM435 Alloy Steel	$0.0310
DIN 7991 Countersunk Socket Screw M3x25 SCM435 Alloy Steel	`SFXP-36087`	25 mm	SCM435 Alloy Steel	$0.0310
DIN 7991 Countersunk Socket Screw M3x25 316 Stainless Steel	`SFXP-35608`	25 mm	316 Stainless Steel	$0.0313
DIN 7991 Countersunk Socket Screw M3x25 10B21 Carbon Steel	`SFXP-26829`	25 mm	10B21 Carbon Steel	$0.0331
DIN 7991 Countersunk Socket Screw M3x25 SCM435 Alloy Steel	`SFXP-41599`	25 mm	SCM435 Alloy Steel	$0.0331
DIN 7991 Countersunk Socket Screw M3x30 304 Stainless Steel	`SFXP-24894`	30 mm	304 Stainless Steel	$0.0331
DIN 7991 Countersunk Socket Screw M3x30 SCM435 Alloy Steel	`SFXP-36090`	30 mm	SCM435 Alloy Steel	$0.0331
DIN 7991 Countersunk Socket Screw M3x45 10B21 Carbon Steel	`SFXP-32538`	45 mm	10B21 Carbon Steel	$0.0331
DIN 7991 Countersunk Socket Screw M3x40 10B21 Carbon Steel	`SFXP-17161`	40 mm	10B21 Carbon Steel	$0.0343
DIN 7991 Countersunk Socket Screw M3x30 10B21 Carbon Steel	`SFXP-26835`	30 mm	10B21 Carbon Steel	$0.0366
DIN 7991 Countersunk Socket Screw M3x30 316 Stainless Steel	`SFXP-35613`	30 mm	316 Stainless Steel	$0.0375
DIN 7991 Countersunk Socket Screw M3x35 304 Stainless Steel	`SFXP-44332`	35 mm	304 Stainless Steel	$0.0381
DIN 7991 Countersunk Socket Screw M3x50 10B21 Carbon Steel	`SFXP-32549`	50 mm	10B21 Carbon Steel	$0.0381
DIN 7991 Countersunk Socket Screw M3x45 10B21 Carbon Steel	`SFXP-41182`	45 mm	10B21 Carbon Steel	$0.0414
DIN 7991 Countersunk Socket Screw M3x35 316 Stainless Steel	`SFXP-35618`	35 mm	316 Stainless Steel	$0.0435
DIN 7991 Countersunk Socket Screw M3x40 304 Stainless Steel	`SFXP-44334`	40 mm	304 Stainless Steel	$0.0435
DIN 7991 Countersunk Socket Screw M3x35 SCM435 Alloy Steel	`SFXP-36093`	35 mm	SCM435 Alloy Steel	$0.0456
DIN 7991 Countersunk Socket Screw M3x55 304 Stainless Steel	`SFXP-25420`	55 mm	304 Stainless Steel	$0.0462
DIN 7991 Countersunk Socket Screw M3x50 10B21 Carbon Steel	`SFXP-41183`	50 mm	10B21 Carbon Steel	$0.0474
DIN 7991 Countersunk Socket Screw M3x40 316 Stainless Steel	`SFXP-35628`	40 mm	316 Stainless Steel	$0.0482
DIN 7991 Countersunk Socket Screw M3x40 SCM435 Alloy Steel	`SFXP-36099`	40 mm	SCM435 Alloy Steel	$0.0482
DIN 7991 Countersunk Socket Screw M3x60 304 Stainless Steel	`SFXP-25432`	60 mm	304 Stainless Steel	$0.0506
DIN 7991 Countersunk Socket Screw M3x45 316 Stainless Steel	`SFXP-35633`	45 mm	316 Stainless Steel	$0.0542
DIN 7991 Countersunk Socket Screw M3x45 SCM435 Alloy Steel	`SFXP-36102`	45 mm	SCM435 Alloy Steel	$0.0578
DIN 7991 Countersunk Socket Screw M3x50 316 Stainless Steel	`SFXP-35643`	50 mm	316 Stainless Steel	$0.0590
DIN 7991 Countersunk Socket Screw M3x70 304 Stainless Steel	`SFXP-25444`	70 mm	304 Stainless Steel	$0.0590
DIN 7991 Countersunk Socket Screw M3x50 SCM435 Alloy Steel	`SFXP-36108`	50 mm	SCM435 Alloy Steel	$0.0694
DIN 7991 Countersunk Socket Screw M3x80 304 Stainless Steel	`SFXP-25456`	80 mm	304 Stainless Steel	$0.0885
DIN 7991 Countersunk Socket Screw M3x90 304 Stainless Steel	`SFXP-25468`	90 mm	304 Stainless Steel	$0.1346
DIN 7991 Countersunk Socket Screw M3x100 304 Stainless Steel	`SFXP-25317`	100 mm	304 Stainless Steel	$0.1599

M3 in other standards

YJT 13001 M3 249 ISO 7380 M3 133 YJT 13002 M3 108 YB 819 M3 90 YB 818 M3 85 JISB 1122T M3 50 DIN 967 M3 47 GB 9074.8 M3 46 GB 109 M3 42 GB 867 M3 41 GB 818 M3 40 GB 869 M3 39

Frequently asked

What DIN 7991 M3 sizes do you stock?

We hold 129 DIN 7991 M3 lines, in lengths from 4 mm to 100 mm. Each line has its own SKU and per-piece price in the table above.

Can I order DIN 7991 M3 in small quantities?

Yes. There is no minimum order: prices are per piece, sample quantities are welcome, and in-stock lines leave our Foshan warehouse within 24-48 hours.

Which materials are available for DIN 7991 M3?

Stocked materials include 10B21 Carbon Steel, 304 Stainless Steel, SCM435 Alloy Steel, 316 Stainless Steel. EN 10204 3.1 mill certificates are available on request for trade orders.