Justin Musser/ JMC Tools

Justin Musser/ JMC Tools Authorized Cornwell Dealer Justin Musser and his wife, Chelsea Clagg, are the owners of JMC Tools, your local Winchester area Cornwell Tool franchise.

Justin is a Frederick County, VA native with over 15 years of prior experience in the automotive industry. Justin graduated from Sherando High School and Dowell J. Howard Center's Automotive Technology Program. He worked at a local Chevy dealership before becoming a Master Automotive Technician for Kia-Subaru. Chelsea is a native of Ona, WV and a West Virginia University graduate. She has her BA i

n English and her MA in Secondary English Education. Chelsea and met Justin after moving to Frederick County, VA for a teaching position. Chelsea has worked as a educator in Frederick County Public Schools for over 10 years. Chelsea and Justin married in September 2019, and reside in Clear Brook, VA with their two children, Aria and Liam. Chelsea and Justin are active in the foster care community, having been foster parents with CFW Foster Care for over 5 years. They enjoy making memories with their family while camping, boating, and traveling.

04/28/2026

Mechanic or state inspector with experience..

04/27/2026

Giving everyone an update. I had a serious concussion over a week ago and still having problems with my vision. I'll try to get to everyone this week.

New colors and carts
04/10/2026

New colors and carts

Sizes 6-13
02/14/2026

Sizes 6-13

Sup Bruh😎

PREORDER NOW UNTIL 2.27.26

Sizes 6-13

$39.95
02/14/2026

$39.95

02/06/2026
Congrats to Greg for purchasing a new USA Cornwell tools cart! Thank you for support and continued business!
02/06/2026

Congrats to Greg for purchasing a new USA Cornwell tools cart! Thank you for support and continued business!

Pre order. I have one on the truck. Great sound quality and bass. Come check it out!
01/22/2026

Pre order. I have one on the truck. Great sound quality and bass. Come check it out!

01/14/2026
Congrats on your new toolcart and tool box. Thank you for your continued business!
01/09/2026

Congrats on your new toolcart and tool box. Thank you for your continued business!

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Winchester, VA

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