Item:Liner Drill Bushing (L); Drill Bushing Wall Type:Thin Wall; Measurement System:Fractional Inch; Inside Dia.:7/8 In; Decimal Equivalent:0.8750; Drill Size:7/8 In; Inside Dia. Tolerance:+0.0001 In /+0.0004 In; Outside Dia.:1 1/4 In; Outside Dia. Tolerance:+0.0020 In /+0.0017 In; Bushing Code:L; Bushing Head Type:Headless; Overall Length:1 In; Head Material:High Speed Steel; Heat Treatment:Through Hardened; Material - Machining:High Speed Steel; Rockwell Hardness:Rc 62-64;