Century Drill & Tool 73512 Adjustable Drill Stop Collar, 2 Pack

Amana Tool - 20210 Adjustable 3mm to 7mm (1/8 To 1/4) Universal Drill Depth-Stop

Amana Tool - 20212 Adjustable 6mm to 10mm (1/4 To 3/8) Universal Drill Depth-Stop

Big Horn 19123 Split Ring Stop Collar, 7-Piece Set

Drixet Drill Stop Bit Collar Set - Kit Includes: 1/8", 3/16", 1/4", 5/16", 3/8", 7/16" and 1/2-Inch with Allen Wrench to Tighten the Stops Set-Screws (7-Piece)

Aluminum Stop Collar Set - Drill Bit Depth Stop - Superior Split Ring Design - 8 Piece Set (1/2", 7/16", 3/8", 5/16", ¼", 7/32", 3/16", 1/8") - Drill Bit Holder

General Tools S838 6 Piece 3/16-Inch to 1/2-Inch Drill Stop Set

Rocaris Drill Stop Bit Collar Set - Kit Includes: 1/8", 3/16", 1/4", 5/16", 3/8", 7/16" and 1/2-Inch with Allen Wrench to Tighten the Stops Set-Screws (7-Piece)

4pcs/Lot Countersink & Deburring Bits 2-5mm 5-10mm 10-15mm 15-20mm Tool Set Expanding Drill Step Drill Bit 4241

Yakamoz 2 Set Drill Stop Assortment, 8-Piece Drill Depth Stop Collars Limit Ring Dowel Shaft Chuck Positioner Locator for Drill Bits Consistent Drilling

3M Thinsulate Acoustic/Thermal Insulation SM600L (50' x 60")