Koken 1/2" Dr Attack Driver Knurled Handle - 6pc 913082C Size 28mm-III

Size 28mm-III

15 x 1/4"-28 UNF 1

Materials from 200 - 1000 N/mm2 or 32 Hrc

200mm blade length x 4mm plate capacity

Koken 1/2" Dr Attack Driver Knurled Handle - 6pc 913082C Size 28mm-IIIkoken special heat treatment is applied on the bodyhardness of striking part is slightly softer to prevent crackson the other hand, cam part converts the striking power to twisted by striking with a hammer, therefore this part is finished with higher hardness to improve anti wearstronger spring is adapted to convert the striking power efficiently to twisting power100p 32 phillips bits #2, #3100s 32 flat bits 9, 11mm4112n 1 2" dr attack driver4138 1 2"