TRUSCO Straight shank collet holder for NC lathes ER collet holder SL type (metric) Shank diameter 25 Total length 104 For ER20 SL25-ER20-070 1 piece

Catalog number: SL25-ER20-070 Features: ●Collet holder with flat for NC lathes. ●The nut is ER (hexagonal, hook) type. Specifications: ●Shank diameter (mm): 25 ●Outer diameter (mm): Nut diameter 34 ●Total length (mm): 104 ●Compatible wrench: W-ER20 ●Compatible collet: ER20 ●Total length L1 (mm): 70 ●Total length L2 (mm): 34 ●Collet holder with flat for NC lathes. ●The nut is ER (hexagonal: ER11, 16, 20, hook: ER25) type. ●The shank diameter is metric and comes in four types: 20mm, 25mm, 32mm, and 40mm. ●Wrenches and collets are sold separately. ●Shank straightness (runout accuracy): ±0.0010mm to 0.0030mm at a position 300mm from the tip of the holder. Material/Finish: SCM415