Amana Tool 57190 Carbide Tipped Corner Rounding 1/2 R x 1-5/8 D x 3/4 CH w/Ultra-Glide Ball Bearing Router Bit

This unique tool produces a true 180° bullnose in two passes. Make the first pass with a regular 1/4" x 5/8" steel bearing (optional). Switch to the Ultra-Glide radius bearing for the second pass. This unique bearing follows the curved surface, eliminating the flat track typical of the two-pass cut with the regular bearing, #57190, Diameter (D): 1-5/8, Radius (R): 1/2, Cutting Height (B): 3/4, Shank (d): 1/2, Overall Length (L): 2-3/4, Replacement Bearing: 47767, Flutes: 2, D1: 5/8, A: 1, 57190 Carbide Tipped Corner Rounding with Ultra-Glide Radius Bearing Guide Solid Surface 1-5/8 Dia x 3/4 x 1/2 Radius x 1/2 Inch Shank

• Diameter (D): 1-5/8
• Radius (R): 1/2
• Cutting Height (B): 3/4
• Shank (d): 1/2
• Overall Length (L): 2-3/4