Made in CT

Company Profile


Rostra Tool Company, manufacturer of SARGENT® Tools, is an industry leader in the design, development and manufacture of quality hand tools for electrical, electronic, data com, automotive, CATV/satellite, and plumbing applications. Established in 1870 the tradition of providing tools for industry professionals under the SARGENT® brand or through our numerous OEM or private branded continues today with innovative product designs to meet our customers’ requirements and industry specifications.

Featured Products

Products & Services

Rostra Tool Company specializes in PEX plumbing hand tools, including crimpers and pincers for PEX copper rings and stainless steel clamps, crimpers for PEX stainless steel sleeves and collars, PEX tubing and pipe cutters, PEX ring and clamp removers. As well as, electrical, CATV and data com hand tools, CATV and electrical connection crimpers, coax & mini-coax cable, twisted pair (UTP) and Cat 5 strippers and cutters compression connector universal drop tools, data com modular plug and fiber optic crimpers and cutters and more.

  • Engineering services
  • Product development
  • Prototyping and manufacturing

Contact information for this manufacturer is located at the top of this profile

CONNSTEP solved a huge problem for us and helped us bring our delivery rate to 100%. As a direct result of that, we have been awarded with an increase in business which, ultimately, will also benefit (our supplier) Har-Conn.”

CT manufacturer Pegaasus

Chris DePentima

CEO, Pegasus Manufacturing Inc.

“I see great value in the new experiences and perspectives CONNSTEP brings to our business, at reasonable prices. They’re not like consultants, they’re like partners in the business – willing to roll up their sleeves and help.”

AGRussell logo

Mark Burzynski

President, Arthur G Russell Co

“CONNSTEP has proved to be a tremendous resource for ESI. CONNSTEP has helped us to adapt to today’s marketplace and remain a quality minded, competitive global player. Our ISO/TS16949 implementation process was efficient and rewarding. I look forward to our future projects with CONNSTEP.”

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Ron Delfini

President, Engineering Specialties Inc.

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Tom Lucas

Manager, Fuel Cell Energy

“CONNSTEP is a valuable partner to Hologic, providing the expertise and ‘outside eyes’ everyone needs to keep their continuous improvement on track. We are now well-positioned on a dynamic growth path and look forward to a long-term relationship with CONNSTEP.”

Greg Safarik

VP Manufacturing Operations, Hologic

“Our experience working with CONNSTEP has brought us benefits we never expected. It’s a great team to work with!”

Bruce Wheeler

VP of Operations, Metal Finishing Technologies Inc.

“The goals of the team were to reduce manufacturing lead-time, reduce floor space utilized, and increase worker productivity. All the goals were met. CONNSTEP helped us to better compete.”

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Dan Rubbo

General Manager, Tornik LLC

“The Business Growth Program is working well for us. We enhanced our website following the meetings to improve our SEO and become more visible to search engines. The segment on negotiating …  promoted changes in our thinking and improved how we interact with customers. The mentoring between sessions was helpful in boosting our progress.”

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Bill Lathrop

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