TOP Replacement shaft socket for electric drill, super long type ESK-17SL 1 piece

Catalog number: ESK-17SL Features: ●Economical shank replacement type, easy to replace with one touch. ●The contact surface of the shank is highly accurate and has the strength to withstand long-term use without core wobble. ●150mm depth type, convenient for installing cassette air conditioners in ceilings. ●Super long type that can swallow even long protruding fully threaded bolts. ●Thin wall shape that can also be used with raceways (D-1, D-2) and electrical circuit support brackets D-3. ●Comes with a scale that is convenient for level adjustment. ●Economical shank replacement type. ●The contact surface of the shank is highly accurate and does not wobble. ●Strength that can withstand long-term use. ●The dedicated shank is twice as durable (compared to our double-ended bits). Applications: ●When installing cassette air conditioners in ceilings. ●For leveling air conditioners, raceways, and electrical circuit support brackets. ●Air conditioning related, electrical installation work, and piping work. Specifications: ●Face size (mm): 17 ●Shaft size (mm): 6.35 ●Total length (mm): 210 ●Face shape: Hexagonal surface ●Socket outer diameter (mm): 23.5 (recessed part 19.8) ●Drive socket size (mm): 6.35 ●Type: Long ●Outer diameter (mm): 23.5 ●Socket length: 180 mm ●Socket depth: 150 mm ●Socket body outer diameter: 14 mm ●Hexagonal depth: 9 mm ●Guaranteed torque: 75 N・m ●Replacement shaft: ESK-S Material/Finish: ●Chrome molybdenum steel (SCM435) Caution: ●Please use correctly and safely within the guaranteed torque. If excessive load is applied, the hexagonal shank may be damaged. Using it diagonally or shallowly on bolts and nuts may cause damage.