Socket Shoulder Bolts - Engineered Custom Shoulder Bolts & Shoulder Screws https://www.engineeredshoulderbolts.com/portfolio-category/hex-socket-shoulder-bolts-shoulder-screws/ Custom shoulder bolts and shoulder screws - cold headed, hot headed, and machined. Socket head shoulder bolts, hex head shoulder bolts, and much more.. Wed, 29 Apr 2026 04:23:26 +0000 en-US hourly 1 https://wordpress.org/?v=7.1.2 194122380 Custom ASTM A564 Socket Shoulder Bolts https://www.engineeredshoulderbolts.com/portfolio/custom-a564-17-4ph-shoulder-bolt-manufacturers/ Wed, 29 Apr 2026 04:23:26 +0000 https://www.engineeredshoulderbolts.com/?post_type=liquid-portfolio&p=5273 The post Custom ASTM A564 Socket Shoulder Bolts appeared first on Engineered Custom Shoulder Bolts & Shoulder Screws.

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These custom ASTM A564 Gr 630 H1150 socket head shoulder bolts were manufactured for our energy sector OEM customer using DFARS compliant raw material with the final parts age hardened at 1150F to achieve28-37 HRC. The parts were fully machined with 3/8-16 UNC-2A cut thread and .375″ across the flats hex recess. The head measured .750″ in diameter and .460″ in height. Overall length of the part underneath the head measured 2.75 +/-.010. Full certs were provided with the parts.

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]]> 5273 Custom Torx Stainless Steel Shoulder Screws https://www.engineeredshoulderbolts.com/portfolio/custom-torx-stainless-shoulder-screw-manufacturers/ Thu, 18 Dec 2025 18:04:05 +0000 https://www.engineeredshoulderbolts.com/?post_type=liquid-portfolio&p=5267 The post Custom Torx Stainless Steel Shoulder Screws appeared first on Engineered Custom Shoulder Bolts & Shoulder Screws.

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These custom stainless steel shoulder screws were manufactured for our electronics OEM customer using 304 stainless steel material with a cold formed T10 torx drive. Two variations were produced, with one made to a .1245″ X .4375″ shoulder and the other to a .187″ X .4375″ shoulder. The larger one incorporated 8-32 rolled threads and the smaller 4-40 at a length of .187″. Certs were provided with the parts per our customer requirements.

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]]> 5267 Custom Black Nickel Socket Captive Screws https://www.engineeredshoulderbolts.com/portfolio/custom-black-nickel-socket-captive-screws/ Tue, 11 Nov 2025 18:41:41 +0000 https://www.engineeredshoulderbolts.com/?post_type=liquid-portfolio&p=5265 The post Custom Black Nickel Socket Captive Screws appeared first on Engineered Custom Shoulder Bolts & Shoulder Screws.

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These custom captive screws were manufactured using 18-8 stainless steel material for our defense customer and provided with black nickel plating and 180 degree nylon thread locking patch. 6-32 thread was rolled to a length of .188″ and the .095 X .187 captive shoulder machined underneath the cold formed socket head. Full certs were provided with the parts.

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]]> 5265 Custom Domestic Metric Precision Shoulder Screws https://www.engineeredshoulderbolts.com/portfolio/custom-domestic-shoulder-bolt-manufacturers/ Tue, 16 Sep 2025 16:50:58 +0000 https://www.engineeredshoulderbolts.com/?post_type=liquid-portfolio&p=5255 The post Custom Domestic Metric Precision Shoulder Screws appeared first on Engineered Custom Shoulder Bolts & Shoulder Screws.

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These custom precision shoulder screws were manufactured domestically in the USA using A2 stainless steel material with commercial passivation. The shoulder measures 5MM in diameter by 35MM in length with M5 X 0.8MM rolled thread after the thread relief. The parts were domestically manufactured in the USA using DFARS compliant A2 stainless steel material and were supplied with full certs.

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]]> 5255 Custom M3 X 0.5MM Stainless Steel Shoulder Socket Bolts https://www.engineeredshoulderbolts.com/portfolio/custom-m3-x-0-5mm-stainless-steel-shoulder-socket-bolt-factories/ Wed, 01 May 2024 00:15:13 +0000 https://www.engineeredshoulderbolts.com/?post_type=liquid-portfolio&p=5248 The post Custom M3 X 0.5MM Stainless Steel Shoulder Socket Bolts appeared first on Engineered Custom Shoulder Bolts & Shoulder Screws.

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These custom stainless steel shoulder bolts were manufactured in 18-8 stainless steel material for our drone manufacturing customer. M3 X 0.5MM thread was rolled with a thread relief machined below the 4MM X 5MM shoulder. A 2MM hex drive was broached at the head and a precision machined profile was incorporated on the head to meet drawing requirements.

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]]> 5248 Custom Torx Drive 416 Stainless Flat Socket Head Gun Production Bolts https://www.engineeredshoulderbolts.com/portfolio/custom-torx-drive-416-stainless-flat-socket-head-gun-production-bolts/ Thu, 28 Sep 2023 19:14:59 +0000 https://www.engineeredshoulderbolts.com/?post_type=liquid-portfolio&p=5231 The post Custom Torx Drive 416 Stainless Flat Socket Head Gun Production Bolts appeared first on Engineered Custom Shoulder Bolts & Shoulder Screws.

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We provided our gun manufacturing customer these custom torx drive socket head bolts per print using 416 stainless steel material heat treated to HRC 36-44. Approximately 13.8MM of 1/4-28 2A thread was rolled on both the 34.31MM and 43.61MM overall length version we had manufactured and the unthreaded shoulder diameter was set to 6.35MM +.00/-.22MM. The head profile and countersink was customized to our customer’s specifications.

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]]> 5231 Custom Tapered Shoulder Socket Head Bolts https://www.engineeredshoulderbolts.com/portfolio/custom-tapered-shoulder-socket-head-bolt-factories/ Thu, 31 Aug 2023 19:54:51 +0000 https://www.engineeredshoulderbolts.com/?post_type=liquid-portfolio&p=5228 The post Custom Tapered Shoulder Socket Head Bolts appeared first on Engineered Custom Shoulder Bolts & Shoulder Screws.

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These custom tapered shoulder socket head bolts were manufactured using 4140 alloy steel material with 28-32 HRC hardness and zinc clear finish. The shoulder diameter tapers form 0.78″ down to 0.75″ and the head diameter was set to 1.00 +/-.015″. Underneath the shoulder approximately .55″ of 3/8-24 2A thread was rolled with thread relief allowance of roughly .085″.

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]]> 5228 Custom A286 Socket Head Captive Shoulder Screws https://www.engineeredshoulderbolts.com/portfolio/custom-a286-socket-head-captive-shoulder-screws/ Tue, 06 Jun 2023 17:56:08 +0000 https://www.engineeredshoulderbolts.com/?post_type=liquid-portfolio&p=5225 The post Custom A286 Socket Head Captive Shoulder Screws appeared first on Engineered Custom Shoulder Bolts & Shoulder Screws.

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These custom A286 socket head captive shoulder screws were manufactured domestically with full certs and FAIR using DFARS compliant A286 material hardened to minimum ultimate tensile strength of 1100 MPA. The captive shoulder diameter was set to 1.64mm +0/-.05, 2-56 thread length at 3.78″, and overall length under the head at 9.04mm +0/-0.76. Parts were finished with Passivation per AMS2700, Method 1, Type 2, Class 4.

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]]> 5225 Custom Stainless Steel Torx Knurled Shoulder Screws https://www.engineeredshoulderbolts.com/portfolio/custom-stainless-steel-torx-knurled-shoulder-screw-factories/ Sat, 21 Jan 2023 22:35:59 +0000 https://www.engineeredshoulderbolts.com/?post_type=liquid-portfolio&p=5222 The post Custom Stainless Steel Torx Knurled Shoulder Screws appeared first on Engineered Custom Shoulder Bolts & Shoulder Screws.

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These custom stainless steel torx drive knurled shoulder screws were manufactured using 304 stainless steel material with factory passivated finish. The shoulder measured 2.29-2.48MM X 19.05 +/- .12MM. 2-56 UNC 2A thread was incorporated at a length of 5.56 +0/-.5MM. A T8 drive was cold formed and the outside of the head aggressively knurled for optimal finger grip. A 180 degree nylon thread lock patch was applied over the threads to complete the production process.

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]]> 5222 Custom Stainless Steel Socket Shoulder Bolts https://www.engineeredshoulderbolts.com/portfolio/custom-stainless-steel-socket-shoulder-bolt-manufacturers/ Tue, 29 Nov 2022 20:33:49 +0000 https://www.engineeredshoulderbolts.com/?post_type=liquid-portfolio&p=5217 The post Custom Stainless Steel Socket Shoulder Bolts appeared first on Engineered Custom Shoulder Bolts & Shoulder Screws.

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These custom stainless steel socket shoulder bolts were manufactured using 18-8 stainless steel material with factory passivation finish. The head was fully cold formed, which took multiple tooling iterations to get just right. 1/4-20 2A thread was rolled at a length of .575″ underneath the .305-.311″ diameter shoulder. A .190″ across the flats hex socket drive was incorporated at a depth of .120″ min. Certs were made available to our customer’s specifications.

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