TRUSCO Three-lobe knob bolt φ39 M8X20 Knob height 20 TKB3-M8X20 1 pc

Catalog number: TKB3-M8X20 Features: ● A product with a glossy surface made by insert-molding specially processed bolts and nuts into reinforced plastic. Applications: ● For machine tools, jigs and tools, office equipment, OA equipment, etc. Specifications: ● Outer diameter (mm): 39 ● Knob height (mm): 20 ● Thread dimensions: M8 x 1.25 ● Thread length (mm): 20 ● Color: Black ● Heat resistance temperature (℃): 110℃ ● Male thread type ● Other lineup: Female thread type Material/Finish: ● Knob: Phenolic resin ● Male thread: Steel (trivalent chromate)