External KM Locknut Socket Set – 9PCS For loosening and tightening groove nuts DIN 981 on crimping or clamping sleeves. Minimum space on nut size. Slim design. Working range KM4 to KM12 (nuts of ball bearing). Sizes: TMFS 4 – 5 – 6 – 7 – 8 | TMFS 9 – 10 – 11 – 12 Weight (Kg): 5.33
