Nalegtocw Drill Bit Stop Collar Set,Split Ring Drill Bit Depth Stop:1/8",3/16”,1/4”,5/16”, 3/8”, 7/16” 1/2 "and 5/8-Inch with Allen Wrench to Tighten The Stops Set-Screws (8-Piece)
Climax Metals Climax Metal 2C-118 Steel Two-Piece Clamping Collar, Black Oxide Plating, 1-3/16" Bore Size, 2-1/16" OD, With 1/4-28 x 3/4 Set Screw
Climax Metal 2C-250 Steel Two-Piece Clamping Collar, Black Oxide Plating, 2-1/2" Bore Size, 3-3/4" OD, With 3/8-24 x 1 1/4 Set Screw
Climax Metals 2C-106-Z Zinc Plated Steel Two-Piece Clamping Collar, 1-1/16" Bore, 1-7/8" Outside Diameter, 1/2" Width
AZSSMUK Bore 1'' Double Split Shaft Collar Stainless Steel Lock Collar Clamp Set Screw 4PCS (1'', 4)