Wescon 690 Microstop, 7/8" Cutter, Ext Thread Skirt, Nylon Foot, WES690-875-EN

The Wescon 690 Microstop - 7/8 in Cutter Capacity - External Thread Skirt - Nylon Foot (WES690-875-EN) is a precision countersink cage engineered for accurate, repeatable depth control in drilling operations. Designed with an external thread skirt and a nylon foot, this Microstop ensures consistent countersink depths while minimizing material damage and tool slippage. Built for durability and smooth operation, it's ideal for various drilling setups.

Key Features:

• Imperial measurement system for precise standard-unit adjustments
• Bronze bearing rated for 3,000 rpm ensures smooth, low-friction rotation
• Heavy-duty thrust bearing supports increased axial load during drilling
• Ultra-fine incremental adjustment of 0.0005 in for exact depth control
• 1/2 in shaft travel enables consistent countersinking across variable surfaces
• Compatible with 3/8-24 thread cutters for wide tool compatibility
• Tri-flat 3/8 in shaft ensures secure grip and anti-slip rotation
• Supports up to 7/8 in cutter capacity for versatile drilling options
• External Thread skirt for stable mounting and adjustable collar use
• Durable nylon foot offers rugged contact with high wear resistance
• Manufactured in the USA for reliable quality and compliance

Specifications:

• Cutter Capacity: 7/8 in
• Skirt Style: External Thread
• Foot: Nylon
• Connection: Standard

Ideal for use in aircraft maintenance, aerospace assembly, and ground equipment fabrication, this Microstop allows for fast, repeatable countersink depths without compromising part integrity. To operate, attach the appropriate countersink cutter, mount the Microstop to your compatible drill, adjust the depth collar, and begin precision cutting with guided control. Whether you're performing MRO tasks on the tarmac or fabricating structural panels, this tool delivers clean, dependable results every time.