# HANDTOOLS (NONPOWERED)
> MSHA accident `220232480010` · 08/28/2023 · Specialty Minerals Inc
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** HANDTOOLS (NONPOWERED)
- **Accident type:** Struck by... NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Machine maintenance
- **Injury source:** AXE,HAMMER,SLEDGE
- **Nature of injury:** UNCLASSIFIED,NOT DETERMED
- **Body part:** FINGER(S)/THUMB
- **Days lost:** 0
- **Mine experience:** 1.15 years
## Operator
- **Controller:** Minerals Technologies Inc
- **Operator:** Specialty Minerals Inc
- **Mine:** [0400219](https://api.morvs.ai/mine/0400219)
## Narrative

Two maintenance technician were replacing a rotary lock motor. As the motor was stuck a sledge hammer was used to tap loose the motor. However when one of the technicians struck the motor with the sledge hammer not realizing the other technician apparently had placed left hand under the motor to support it when left thumb was struck. 

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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · MORVS · CC0 1.0*