DIN 7991 M4 — Sizes, Materials & Prices

121 lines · 29 lengths · 4 materials in stock

DIN 7991 M4 at a glance

DIN 7991 M4 fasteners: 121 sellable lines in stock, each listed below with its SKU, length, material and unit price. Lengths run from 5 mm to 150 mm.

DIN 7991 M4 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

M3 129 M6 122 M5 110 M8 107

All DIN 7991 M4 lines in stock

Product	SKU	Length	Material	Unit price
DIN 7991 Countersunk Socket Screw M4x6 10B21 Carbon Steel	`SFXP-32449`	6 mm	10B21 Carbon Steel	$0.0080
DIN 7991 Countersunk Socket Screw M4x8 10B21 Carbon Steel	`SFXP-32454`	8 mm	10B21 Carbon Steel	$0.0080
DIN 7991 Countersunk Socket Screw M4x10 10B21 Carbon Steel	`SFXP-32374`	10 mm	10B21 Carbon Steel	$0.0089
DIN 7991 Countersunk Socket Screw M4x12 10B21 Carbon Steel	`SFXP-32379`	12 mm	10B21 Carbon Steel	$0.0095
DIN 7991 Countersunk Socket Screw M4x14 10B21 Carbon Steel	`SFXP-32384`	14 mm	10B21 Carbon Steel	$0.0104
DIN 7991 Countersunk Socket Screw M4x16 10B21 Carbon Steel	`SFXP-32389`	16 mm	10B21 Carbon Steel	$0.0104
DIN 7991 Countersunk Socket Screw M4x5 10B21 Carbon Steel	`SFXP-17202`	5 mm	10B21 Carbon Steel	$0.0104
DIN 7991 Countersunk Socket Screw M4x6 10B21 Carbon Steel	`SFXP-17208`	6 mm	10B21 Carbon Steel	$0.0107
DIN 7991 Countersunk Socket Screw M4x8 10B21 Carbon Steel	`SFXP-17211`	8 mm	10B21 Carbon Steel	$0.0110
DIN 7991 Countersunk Socket Screw M4x5 10B21 Carbon Steel	`SFXP-32439`	5 mm	10B21 Carbon Steel	$0.0113
DIN 7991 Countersunk Socket Screw M4x18 10B21 Carbon Steel	`SFXP-32394`	18 mm	10B21 Carbon Steel	$0.0122
DIN 7991 Countersunk Socket Screw M4x20 10B21 Carbon Steel	`SFXP-32399`	20 mm	10B21 Carbon Steel	$0.0122
DIN 7991 Countersunk Socket Screw M4x10 10B21 Carbon Steel	`SFXP-17169`	10 mm	10B21 Carbon Steel	$0.0125
DIN 7991 Countersunk Socket Screw M4x5 304 Stainless Steel	`SFXP-35958`	5 mm	304 Stainless Steel	$0.0128
DIN 7991 Countersunk Socket Screw M4x6 304 Stainless Steel	`SFXP-35970`	6 mm	304 Stainless Steel	$0.0128
DIN 7991 Countersunk Socket Screw M4x8 304 Stainless Steel	`SFXP-35982`	8 mm	304 Stainless Steel	$0.0128
DIN 7991 Countersunk Socket Screw M4x12 10B21 Carbon Steel	`SFXP-17172`	12 mm	10B21 Carbon Steel	$0.0134
DIN 7991 Countersunk Socket Screw M4x22 10B21 Carbon Steel	`SFXP-32404`	22 mm	10B21 Carbon Steel	$0.0140
DIN 7991 Countersunk Socket Screw M4x14 10B21 Carbon Steel	`SFXP-17175`	14 mm	10B21 Carbon Steel	$0.0146
DIN 7991 Countersunk Socket Screw M4x16 10B21 Carbon Steel	`SFXP-17178`	16 mm	10B21 Carbon Steel	$0.0146
DIN 7991 Countersunk Socket Screw M4x10 304 Stainless Steel	`SFXP-35886`	10 mm	304 Stainless Steel	$0.0149
DIN 7991 Countersunk Socket Screw M4x5 SCM435 Alloy Steel	`SFXP-36150`	5 mm	SCM435 Alloy Steel	$0.0149
DIN 7991 Countersunk Socket Screw M4x6 SCM435 Alloy Steel	`SFXP-36156`	6 mm	SCM435 Alloy Steel	$0.0149
DIN 7991 Countersunk Socket Screw M4x8 SCM435 Alloy Steel	`SFXP-36159`	8 mm	SCM435 Alloy Steel	$0.0149
DIN 7991 Countersunk Socket Screw M4x10 SCM435 Alloy Steel	`SFXP-36117`	10 mm	SCM435 Alloy Steel	$0.0155
DIN 7991 Countersunk Socket Screw M4x25 10B21 Carbon Steel	`SFXP-32409`	25 mm	10B21 Carbon Steel	$0.0161
DIN 7991 Countersunk Socket Screw M4x12 304 Stainless Steel	`SFXP-35898`	12 mm	304 Stainless Steel	$0.0164
DIN 7991 Countersunk Socket Screw M4x5 10B21 Carbon Steel	`SFXP-26900`	5 mm	10B21 Carbon Steel	$0.0167
DIN 7991 Countersunk Socket Screw M4x18 10B21 Carbon Steel	`SFXP-17181`	18 mm	10B21 Carbon Steel	$0.0170
DIN 7991 Countersunk Socket Screw M4x6 10B21 Carbon Steel	`SFXP-26906`	6 mm	10B21 Carbon Steel	$0.0170
DIN 7991 Countersunk Socket Screw M4x20 10B21 Carbon Steel	`SFXP-17184`	20 mm	10B21 Carbon Steel	$0.0173
DIN 7991 Countersunk Socket Screw M4x12 SCM435 Alloy Steel	`SFXP-36120`	12 mm	SCM435 Alloy Steel	$0.0176
DIN 7991 Countersunk Socket Screw M4x14 304 Stainless Steel	`SFXP-35910`	14 mm	304 Stainless Steel	$0.0182
DIN 7991 Countersunk Socket Screw M4x30 10B21 Carbon Steel	`SFXP-32419`	30 mm	10B21 Carbon Steel	$0.0182
DIN 7991 Countersunk Socket Screw M4x8 10B21 Carbon Steel	`SFXP-26911`	8 mm	10B21 Carbon Steel	$0.0182
DIN 7991 Countersunk Socket Screw M4x14 SCM435 Alloy Steel	`SFXP-36123`	14 mm	SCM435 Alloy Steel	$0.0188
DIN 7991 Countersunk Socket Screw M4x15 SCM435 Alloy Steel	`SFXP-41600`	15 mm	SCM435 Alloy Steel	$0.0188
DIN 7991 Countersunk Socket Screw M4x16 SCM435 Alloy Steel	`SFXP-36126`	16 mm	SCM435 Alloy Steel	$0.0188
DIN 7991 Countersunk Socket Screw M4x16 304 Stainless Steel	`SFXP-35922`	16 mm	304 Stainless Steel	$0.0197
DIN 7991 Countersunk Socket Screw M4x5 304 Stainless Steel	`SFXP-44340`	5 mm	304 Stainless Steel	$0.0203
DIN 7991 Countersunk Socket Screw M4x10 10B21 Carbon Steel	`SFXP-26860`	10 mm	10B21 Carbon Steel	$0.0208
DIN 7991 Countersunk Socket Screw M4x6 304 Stainless Steel	`SFXP-24954`	6 mm	304 Stainless Steel	$0.0208
DIN 7991 Countersunk Socket Screw M4x8 304 Stainless Steel	`SFXP-24960`	8 mm	304 Stainless Steel	$0.0211
DIN 7991 Countersunk Socket Screw M4x18 304 Stainless Steel	`SFXP-35926`	18 mm	304 Stainless Steel	$0.0214
DIN 7991 Countersunk Socket Screw M4x12 10B21 Carbon Steel	`SFXP-26865`	12 mm	10B21 Carbon Steel	$0.0223
DIN 7991 Countersunk Socket Screw M4x18 SCM435 Alloy Steel	`SFXP-36129`	18 mm	SCM435 Alloy Steel	$0.0223
DIN 7991 Countersunk Socket Screw M4x20 SCM435 Alloy Steel	`SFXP-36132`	20 mm	SCM435 Alloy Steel	$0.0223
DIN 7991 Countersunk Socket Screw M4x28 10B21 Carbon Steel	`SFXP-32414`	28 mm	10B21 Carbon Steel	$0.0223
DIN 7991 Countersunk Socket Screw M4x20 304 Stainless Steel	`SFXP-35930`	20 mm	304 Stainless Steel	$0.0232
DIN 7991 Countersunk Socket Screw M4x22 10B21 Carbon Steel	`SFXP-41196`	22 mm	10B21 Carbon Steel	$0.0238
DIN 7991 Countersunk Socket Screw M4x25 10B21 Carbon Steel	`SFXP-17187`	25 mm	10B21 Carbon Steel	$0.0241
DIN 7991 Countersunk Socket Screw M4x10 304 Stainless Steel	`SFXP-24918`	10 mm	304 Stainless Steel	$0.0244
DIN 7991 Countersunk Socket Screw M4x14 10B21 Carbon Steel	`SFXP-40091`	14 mm	10B21 Carbon Steel	$0.0244
DIN 7991 Countersunk Socket Screw M4x22 304 Stainless Steel	`SFXP-35934`	22 mm	304 Stainless Steel	$0.0247
DIN 7991 Countersunk Socket Screw M4x16 10B21 Carbon Steel	`SFXP-26870`	16 mm	10B21 Carbon Steel	$0.0253
DIN 7991 Countersunk Socket Screw M4x6 316 Stainless Steel	`SFXP-35723`	6 mm	316 Stainless Steel	$0.0253
DIN 7991 Countersunk Socket Screw M4x8 316 Stainless Steel	`SFXP-35733`	8 mm	316 Stainless Steel	$0.0253
DIN 7991 Countersunk Socket Screw M4x30 10B21 Carbon Steel	`SFXP-17190`	30 mm	10B21 Carbon Steel	$0.0256
DIN 7991 Countersunk Socket Screw M4x35 10B21 Carbon Steel	`SFXP-32424`	35 mm	10B21 Carbon Steel	$0.0262
DIN 7991 Countersunk Socket Screw M4x12 304 Stainless Steel	`SFXP-24924`	12 mm	304 Stainless Steel	$0.0271
DIN 7991 Countersunk Socket Screw M4x25 304 Stainless Steel	`SFXP-35938`	25 mm	304 Stainless Steel	$0.0271
DIN 7991 Countersunk Socket Screw M4x40 10B21 Carbon Steel	`SFXP-32429`	40 mm	10B21 Carbon Steel	$0.0283
DIN 7991 Countersunk Socket Screw M4x10 316 Stainless Steel	`SFXP-35656`	10 mm	316 Stainless Steel	$0.0289
DIN 7991 Countersunk Socket Screw M4x20 10B21 Carbon Steel	`SFXP-26875`	20 mm	10B21 Carbon Steel	$0.0298
DIN 7991 Countersunk Socket Screw M4x14 304 Stainless Steel	`SFXP-44335`	14 mm	304 Stainless Steel	$0.0304
DIN 7991 Countersunk Socket Screw M4x18 SCM435 Alloy Steel	`SFXP-41601`	18 mm	SCM435 Alloy Steel	$0.0310
DIN 7991 Countersunk Socket Screw M4x25 SCM435 Alloy Steel	`SFXP-36135`	25 mm	SCM435 Alloy Steel	$0.0310
DIN 7991 Countersunk Socket Screw M4x30 304 Stainless Steel	`SFXP-35942`	30 mm	304 Stainless Steel	$0.0316
DIN 7991 Countersunk Socket Screw M4x12 316 Stainless Steel	`SFXP-35662`	12 mm	316 Stainless Steel	$0.0322
DIN 7991 Countersunk Socket Screw M4x45 10B21 Carbon Steel	`SFXP-32434`	45 mm	10B21 Carbon Steel	$0.0322
DIN 7991 Countersunk Socket Screw M4x16 304 Stainless Steel	`SFXP-24930`	16 mm	304 Stainless Steel	$0.0328
DIN 7991 Countersunk Socket Screw M4x22 SCM435 Alloy Steel	`SFXP-41602`	22 mm	SCM435 Alloy Steel	$0.0331
DIN 7991 Countersunk Socket Screw M4x30 SCM435 Alloy Steel	`SFXP-36138`	30 mm	SCM435 Alloy Steel	$0.0331
DIN 7991 Countersunk Socket Screw M4x14 316 Stainless Steel	`SFXP-35667`	14 mm	316 Stainless Steel	$0.0354
DIN 7991 Countersunk Socket Screw M4x35 10B21 Carbon Steel	`SFXP-17193`	35 mm	10B21 Carbon Steel	$0.0354
DIN 7991 Countersunk Socket Screw M4x18 304 Stainless Steel	`SFXP-44336`	18 mm	304 Stainless Steel	$0.0366
DIN 7991 Countersunk Socket Screw M4x35 304 Stainless Steel	`SFXP-35946`	35 mm	304 Stainless Steel	$0.0369
DIN 7991 Countersunk Socket Screw M4x25 10B21 Carbon Steel	`SFXP-26880`	25 mm	10B21 Carbon Steel	$0.0384
DIN 7991 Countersunk Socket Screw M4x40 10B21 Carbon Steel	`SFXP-17196`	40 mm	10B21 Carbon Steel	$0.0384
DIN 7991 Countersunk Socket Screw M4x16 316 Stainless Steel	`SFXP-35672`	16 mm	316 Stainless Steel	$0.0387
DIN 7991 Countersunk Socket Screw M4x20 304 Stainless Steel	`SFXP-24936`	20 mm	304 Stainless Steel	$0.0393
DIN 7991 Countersunk Socket Screw M4x50 10B21 Carbon Steel	`SFXP-32444`	50 mm	10B21 Carbon Steel	$0.0402
DIN 7991 Countersunk Socket Screw M4x40 304 Stainless Steel	`SFXP-35950`	40 mm	304 Stainless Steel	$0.0411
DIN 7991 Countersunk Socket Screw M4x18 316 Stainless Steel	`SFXP-35677`	18 mm	316 Stainless Steel	$0.0423
DIN 7991 Countersunk Socket Screw M4x45 10B21 Carbon Steel	`SFXP-17199`	45 mm	10B21 Carbon Steel	$0.0438
DIN 7991 Countersunk Socket Screw M4x30 10B21 Carbon Steel	`SFXP-26885`	30 mm	10B21 Carbon Steel	$0.0447
DIN 7991 Countersunk Socket Screw M4x20 316 Stainless Steel	`SFXP-35682`	20 mm	316 Stainless Steel	$0.0456
DIN 7991 Countersunk Socket Screw M4x25 304 Stainless Steel	`SFXP-24942`	25 mm	304 Stainless Steel	$0.0462
DIN 7991 Countersunk Socket Screw M4x45 304 Stainless Steel	`SFXP-35954`	45 mm	304 Stainless Steel	$0.0465
DIN 7991 Countersunk Socket Screw M4x35 SCM435 Alloy Steel	`SFXP-36141`	35 mm	SCM435 Alloy Steel	$0.0482
DIN 7991 Countersunk Socket Screw M4x50 304 Stainless Steel	`SFXP-35962`	50 mm	304 Stainless Steel	$0.0509
DIN 7991 Countersunk Socket Screw M4x40 SCM435 Alloy Steel	`SFXP-36144`	40 mm	SCM435 Alloy Steel	$0.0512
DIN 7991 Countersunk Socket Screw M4x30 304 Stainless Steel	`SFXP-24948`	30 mm	304 Stainless Steel	$0.0533
DIN 7991 Countersunk Socket Screw M4x25 316 Stainless Steel	`SFXP-35687`	25 mm	316 Stainless Steel	$0.0536
DIN 7991 Countersunk Socket Screw M4x50 10B21 Carbon Steel	`SFXP-17205`	50 mm	10B21 Carbon Steel	$0.0536
DIN 7991 Countersunk Socket Screw M4x45 SCM435 Alloy Steel	`SFXP-36147`	45 mm	SCM435 Alloy Steel	$0.0578
DIN 7991 Countersunk Socket Screw M4x35 10B21 Carbon Steel	`SFXP-26890`	35 mm	10B21 Carbon Steel	$0.0593
DIN 7991 Countersunk Socket Screw M4x55 304 Stainless Steel	`SFXP-35966`	55 mm	304 Stainless Steel	$0.0596
DIN 7991 Countersunk Socket Screw M4x35 304 Stainless Steel	`SFXP-44337`	35 mm	304 Stainless Steel	$0.0614
DIN 7991 Countersunk Socket Screw M4x30 316 Stainless Steel	`SFXP-35692`	30 mm	316 Stainless Steel	$0.0619
DIN 7991 Countersunk Socket Screw M4x60 304 Stainless Steel	`SFXP-35974`	60 mm	304 Stainless Steel	$0.0640
DIN 7991 Countersunk Socket Screw M4x40 10B21 Carbon Steel	`SFXP-26895`	40 mm	10B21 Carbon Steel	$0.0643
DIN 7991 Countersunk Socket Screw M4x40 304 Stainless Steel	`SFXP-44338`	40 mm	304 Stainless Steel	$0.0685
DIN 7991 Countersunk Socket Screw M4x35 316 Stainless Steel	`SFXP-35697`	35 mm	316 Stainless Steel	$0.0724
DIN 7991 Countersunk Socket Screw M4x50 SCM435 Alloy Steel	`SFXP-36153`	50 mm	SCM435 Alloy Steel	$0.0727
DIN 7991 Countersunk Socket Screw M4x70 304 Stainless Steel	`SFXP-35978`	70 mm	304 Stainless Steel	$0.0727
DIN 7991 Countersunk Socket Screw M4x45 304 Stainless Steel	`SFXP-44339`	45 mm	304 Stainless Steel	$0.0765
DIN 7991 Countersunk Socket Screw M4x40 316 Stainless Steel	`SFXP-35702`	40 mm	316 Stainless Steel	$0.0807
DIN 7991 Countersunk Socket Screw M4x50 304 Stainless Steel	`SFXP-44341`	50 mm	304 Stainless Steel	$0.0852
DIN 7991 Countersunk Socket Screw M4x45 316 Stainless Steel	`SFXP-35707`	45 mm	316 Stainless Steel	$0.0911
DIN 7991 Countersunk Socket Screw M4x80 304 Stainless Steel	`SFXP-35986`	80 mm	304 Stainless Steel	$0.0920
DIN 7991 Countersunk Socket Screw M4x50 316 Stainless Steel	`SFXP-35712`	50 mm	316 Stainless Steel	$0.0998
DIN 7991 Countersunk Socket Screw M4x55 316 Stainless Steel	`SFXP-35717`	55 mm	316 Stainless Steel	$0.1170
DIN 7991 Countersunk Socket Screw M4x90 304 Stainless Steel	`SFXP-35990`	90 mm	304 Stainless Steel	$0.1221
DIN 7991 Countersunk Socket Screw M4x60 316 Stainless Steel	`SFXP-35728`	60 mm	316 Stainless Steel	$0.1254
DIN 7991 Countersunk Socket Screw M4x100 304 Stainless Steel	`SFXP-35890`	100 mm	304 Stainless Steel	$0.1766
DIN 7991 Countersunk Socket Screw M4x110 304 Stainless Steel	`SFXP-35894`	110 mm	304 Stainless Steel	$0.1992
DIN 7991 Countersunk Socket Screw M4x120 304 Stainless Steel	`SFXP-35902`	120 mm	304 Stainless Steel	$0.2231
DIN 7991 Countersunk Socket Screw M4x130 304 Stainless Steel	`SFXP-35906`	130 mm	304 Stainless Steel	$0.2481
DIN 7991 Countersunk Socket Screw M4x140 304 Stainless Steel	`SFXP-35914`	140 mm	304 Stainless Steel	$0.2862
DIN 7991 Countersunk Socket Screw M4x150 304 Stainless Steel	`SFXP-35918`	150 mm	304 Stainless Steel	$0.3365

M4 in other standards

ISO 7380 M4 128 YJT 13001 M4 97 YJT 13002 M4 96 YB 819 M4 88 YB 818 M4 79 DIN 916 M4 77 JISB 1122T M4 62 DIN 976-1 M4 56 GB 9074.8 M4 51 GB 818 M4 48 DIN 967 M4 48 GB 109 M4 45

Frequently asked

What DIN 7991 M4 sizes do you stock?

We hold 121 DIN 7991 M4 lines, in lengths from 5 mm to 150 mm. Each line has its own SKU and per-piece price in the table above.

Can I order DIN 7991 M4 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 M4?

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.