Teng Tools MDT935N - 200mm Long Flat Power Through Screwdriver - 1.6 x 10mm - XL
MDT935N - 200mm Long Flat Power Through Screwdriver - 1.6 x 10mm - X-Large Handle. Genuine Teng Tools Product - New and sealed. The hexagonal shaft allows tightening with an open ended spanner for extra torque if needed.