I used this for its thin jaws but the Knipex adjustable is probably better. Also I cut off the plastic handle to make it smaller.
https://www.amazon.com/gp/product/B00VBPY91O/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1
https://www.amazon.com/gp/product/B00VBPY91O/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1