Heller hss g super twist din 1869 extra long drills heller 26122 7 this 45 x 160 x 235mm hss g super twist drill from heller has an extra long shaft making it suitable for drilling deeper holes or for reaching holes located at depth heller 26122 7 0916 hss g super twist drills din 1869 ex long 45 x 160 x 235mm