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Tappex USA
STANLEY Engineered Fastening.
Reid Supply
norelem Normelemente GmbH & Co. KG
MSC Industrial Supply Co.
Howmet Aerospace Inc.
Chrislynn Insert Company
Bossard, Inc

9 Sprue Manufacturers in 2025

This section provides an overview for sprues as well as their applications and principles. Also, please take a look at the list of 9 sprue manufacturers and their company rankings.

Table of Contents

Categories Related to Sprues

List of 9 Sprue Manufacturers

*Including some distributors, etc.

Sort by Features

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  • Company Size: largest first
  • Year Founded: oldest first
  • Year Founded: earliest first

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  • United States of America
  • Germany
  • United Kingdom
    • Bossard, Inc
      • United States of America Address: 6521 Production Drive Cedar Falls, Iowa, United States of America

      Distributor Overview

      Bossard, Inc. is based in Cedar Falls, Iowa, USA, and is a distributor of fasteners established in 1992 as a part of Switzerland’s Bossard Group. The company stocks fasteners for a wide range of industrial applications, including standard fasteners for construction or transport, structural rivets for weatherproofing and vibration resistance, and clip as well as bracket-type mounts for cable and wire management. The company mainly markets to client OEMs, but also serves customers in the rail, robotics, and automation industries.

    • norelem Normelemente GmbH & Co. KG
      • Germany Address: Volmarstraße 1, Markgröningen, Land Baden-Württemberg, Germany

      Manufacturer Overview

      Normelemente KG, established in 1958 and based in Markgroningen, Baden-Wuerttemberg, is a German manufacturer and supplier that specializes in standard parts and machine components. Norelem offers an extensive catalog of more than 70,000 products, catering to the needs of engineers and designers in various projects. Their product range includes clamping technology, measuring and testing components, electromechanics, systems and components for machine and plant construction, and material handling and transport solutions. These products find applications in diverse engineering fields, such as automotive, aerospace, machinery, and robotics sectors.

    • STANLEY Engineered Fastening.

      Company Overview

      STANLEY Engineered Fastening, founded in 1910 and headquartered in Towson, Maryland, is a manufacturer and distributor of fastening and assembly solutions. The company caters to diverse industries, including aerospace, automotive, construction, electronics, and medical, offering a product range that comprises brackets for supporting structures, critical application fasteners like lockbolts and blind rivets, inserts for reinforcement, screws and bolts for fastening, and various types of hand tools for installation and removal of components. The company has multiple locations strategically positioned near its customers worldwide, including the USA, Germany, and Japan.

    • Company Overview

      E-Z LOK, established in 1956 and based in Gardena, United States of America, is a manufacturer and distributor of threaded inserts for metal, plastic, and wood. The company manufactures carbon steel inserts, stainless steel inserts, installation tools, and knife thread inserts. It also fabricates hex drive inserts, hex drive drills, sonic installation tools, and ultrasonic inserts. Threaded inserts are used to repair damaged threads and improve the thread strength of the parent material. It is a member of the Pacific-West Fastener Association, Mid-Atlantic Fastener Distributors Association, and TCI Precision Metals.

    • Howmet Aerospace Inc.

      Distributor Overview

      Howmet Aerospace Inc. is a global supplier of advanced materials, components, and systems for aerospace, industrial, and commercial applications. The company was founded in 1888 through the merger of Alcoa Fastening Systems and Howmet Corporation and is headquartered in Pittsburgh, Pennsylvania, USA. Its products include titanium and nickel-based alloys, forged and machined components, and fastening systems. Howmet Aerospace's products are used in a wide range of applications, including aircraft engines, airframes, landing gear, and industrial gas turbines.

    • MSC Industrial Supply Co.

      Distributor Overview

      MSC Industrial Supply Co. is based in New York, New York, USA, and is a distributor and supplier of metalworking products as well as maintenance, repair and operations (MRO) equipment that was established in 1941 as a subsidiary of MSC Industrial Direct Co., Inc. The company primarily produces holemakers such as reamers and taps, milling equipment such as face mills and indexable inserts, and fixed abrasives such as wheels and belts. It also offers safety equipment such as respirators, reflective signage, and protective eyewear. The company’s products are mainly used in industrial manufacturing operations, with additional applications in construction.

Sprue Manufacturer Ranking

*Including some distributors, etc.

Number of Employees

Newly Established Company

  1. Chrislynn Insert Company: 1988 (37 years ago)
  2. norelem Normelemente GmbH & Co. KG: 1958 (67 years ago)
  3. E-Z Lok: 1956 (69 years ago)

Company with a History

  1. Reid Supply: 1948 (77 years ago)
  2. E-Z Lok: 1956 (69 years ago)
  3. norelem Normelemente GmbH & Co. KG: 1958 (67 years ago)

Sprue Manufacturers in United States

*Including some distributors, etc.

Global Distribution of Sprue Manufacturers by Country

*Including some distributors, etc.

Country Number of Companies Share (%)
United States of America United States of America 3 60.0%
Germany Germany 1 20.0%
United Kingdom United Kingdom 1 20.0%

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List of Sprue Products

92 products found

92 products

IRO Co., Ltd.

Square insert screw

380+ people viewing

Last viewed: 1 day ago

■Challenges ・Damage or loosening of the base material due to over-tightening or rust when tightening or loosening metal bolts ・Looseness due to l...

Bossard Co., Ltd.

Threaded inserts

510+ people viewing

Last viewed: 1 day ago

A strong thread solution for soft materials such as light metals and plastics. A threaded insert (also known as a threaded bushing) is a cylindrica...

13 models listed

Wire thread inserts-Threaded inserts
Ensat®-Threaded inserts
KEENSERTS®-Threaded inserts
Tangless wire thread inserts-Threaded inserts
Wire threaded insert with tang-Threaded inserts
Trade series recoil kit-Threaded inserts

Nakajima Koki Co., Ltd.

Tangless insert lock type metric coarse

800+ people viewing

Last viewed: 1 day ago

What is a tangless insert? A revolutionary insert without a tang. This is a reinforcing material for female threads with a notch instead of the ton...

10 models listed

2TLMC2.5 × 0.45-1D-Tangless insert lock type metric coarse
2TLMC2.5 × 0.45-1.5D-Tangless insert lock type metric coarse
2TLMC2.5 × 0.45-2D-Tangless insert lock type metric coarse
2TLMC3 × 0.5-1D-Tangless insert lock type metric coarse
2TLMC3 × 0.5-1.5D-Tangless insert lock type metric coarse
2TLMC3 × 0.5-2D-Tangless insert lock type metric coarse

Nakajima Koki Co., Ltd.

Tangless insert, phosphor bronze, free type, metric coarse grain

840+ people viewing

Last viewed: 1 day ago

What is a tangless insert? A revolutionary insert without a tang. This is a reinforcing material for female threads with a notch instead of the ton...

10 models listed

2TNMC3×0.5-1DP-Tangless insert, phosphor bronze, free type, metric coarse grain
2TNMC 3 × 0.5-1.5DP-Tangless insert, phosphor bronze, free type, metric coarse grain
2TNMC3×0.5-2DP-Tangless insert, phosphor bronze, free type, metric coarse grain
2TNMC4×0.7-1DP-Tangless insert, phosphor bronze, free type, metric coarse grain
2TNMC 4 × 0.7-1.5DP-Tangless insert, phosphor bronze, free type, metric coarse grain
2TNMC4×0.7-2DP-Tangless insert, phosphor bronze, free type, metric coarse grain

Nakajima Koki Co., Ltd.

Tangless insert free type unified coarse grain

760+ people viewing

Last viewed: 23 hours ago

What is a tangless insert? A revolutionary insert without a tang. This is a reinforcing material for female threads with a notch instead of the ton...

10 models listed

2TNUC-2 × 56-1D-Tangless insert free type unified coarse grain
2TNUC-2 × 56-1.5D-Tangless insert free type unified coarse grain
2TNUC-2 × 56-2D-Tangless insert free type unified coarse grain
2TNUC-4×40-1D-Tangless insert free type unified coarse grain
2TNUC-4×40-1.5D-Tangless insert free type unified coarse grain
2TNUC-4×40-2D-Tangless insert free type unified coarse grain

Nakajima Koki Co., Ltd.

Tangless insert free type metric coarse

690+ people viewing

Last viewed: 3 hours ago

What is a tangless insert? A revolutionary insert without a tang. This is a reinforcing material for female threads with a notch instead of the ton...

10 models listed

2TNMC2 × 0.4-1D-Tangless insert free type metric coarse
2TNMC2 × 0.4-1.5D-Tangless insert free type metric coarse
2TNMC2 × 0.4-2D-Tangless insert free type metric coarse
2TNMC2.5×0.45-1D-Tangless insert free type metric coarse
2TNMC2.5×0.45-1.5D-Tangless insert free type metric coarse
2TNMC2.5×0.45-2D-Tangless insert free type metric coarse

Nakajima Koki Co., Ltd.

Tangless insert free type unified fine

860+ people viewing

Last viewed: 1 day ago

What is a tangless insert? A revolutionary insert without a tang. This is a reinforcing material for female threads with a notch instead of the ton...

10 models listed

2TNUF-10×32-1D-Tangless insert free type unified fine
2TNUF-10×32-2D-Tangless insert free type unified fine
2TNUF-10×32-3D-Tangless insert free type unified fine
2TNUF-1/4 × 28-1D-Tangless insert free type unified fine
2TNUF-1/4 × 28-1.5D-Tangless insert free type unified fine
2TNUF-1/4 × 28-2D-Tangless insert free type unified fine

Nakajima Koki Co., Ltd.

Tangless insert lock type unified coarse grain

770+ people viewing

Last viewed: 1 day ago

What is a tangless insert? A revolutionary insert without a tang. This is a reinforcing material for female threads with a notch instead of the ton...

10 models listed

2TLUC-2 × 56-1D-Tangless insert lock type unified coarse grain
2TLUC-2 × 56-1.5D-Tangless insert lock type unified coarse grain
2TLUC-2 × 56-2D-Tangless insert lock type unified coarse grain
2TLUC-4×40-1D-Tangless insert lock type unified coarse grain
2TLUC-4×40-1.5D-Tangless insert lock type unified coarse grain
2TLUC-4×40-2D-Tangless insert lock type unified coarse grain

Nakajima Koki Co., Ltd.

Tangless insert lock type unified fine

800+ people viewing

Last viewed: 6 hours ago

What is a tangless insert? A revolutionary insert without a tang. This is a reinforcing material for female threads with a notch instead of the ton...

10 models listed

2TLUF-10×32-1D-Tangless insert lock type unified fine
2TLUF-10×32-1.5D-Tangless insert lock type unified fine
2TLUF-10×32-2D-Tangless insert lock type unified fine
2TLUF-1/4 × 28-1D-Tangless insert lock type unified fine
2TLUF-1/4 × 28-1.5D-Tangless insert lock type unified fine
2TLUF-1/4 × 28-2D-Tangless insert lock type unified fine

Accurate Co., Ltd.

Metric locking type tangless insert

240+ people viewing

Last viewed: 9 hours ago

Locking type inserts are colored red to distinguish them from free type (regular) inserts. ■Lock type insert Lock-type inserts have a series of st...

Accurate Co., Ltd.

Tangless insert metric locking type

420+ people viewing

Last viewed: 1 day ago

■Summary This is a locking type tangless insert. Locking type inserts are colored red to distinguish them from free type (regular) inserts. Locking...

Price (without tax)

$ 27.95

Accurate Co., Ltd.

Tangless insert metric free type

410+ people viewing

Last viewed: 1 day ago

■Summary Free type (normal thread) tangless insert.

Price (without tax)

$ 16.25

Accurate Co., Ltd.

Tangless insert unified free type

370+ people viewing

Last viewed: 10 hours ago

■Summary Free type (normal thread) tangless insert.

Price (without tax)

$ 21.78

Accurate Co., Ltd.

Tangless insert unified locking type

390+ people viewing

Last viewed: 1 day ago

■Summary This is a locking type tangless insert. Locking type inserts are colored red to distinguish them from free type (regular) inserts. Locking...

Price (without tax)

$ 25.03







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