Wescon 596 Microstop, M8x1, 15mm Cap, Slot. Int. - Nylon, Round - WES596-8-SIN

The Wescon Model 596 Microstop – Wescon 596 Metric Microstop - M8x1 - 15 mm Cutter Capacity - Slotted Internal Thread Skirt - Nylon Foot (WES596-8-SIN) is a precision countersink cage engineered for consistent, repeatable depth control in demanding drilling operations. Optimized for aircraft manufacturing, airframe overhaul, and MRO environments, this microstop helps aviation maintenance teams achieve clean, uniform countersinks with minimal setup time.

Key Features:

• Supports up to 15 mm cutter capacity for common aerospace fastener and rivet sizes
• Precision skirt design maintains alignment for accurate, repeatable countersinks
• Durable nylon foot provides a stable contact surface and helps protect finished skins and panels
• Fine depth adjustment mechanism allows incremental changes for accurate countersink depth matching fastener head height
• Designed for use with high-speed hand drills and production drill motors commonly used in aircraft assembly
• Compatible with standard threaded countersink cutters for flexible shop integration
• Robust internal bearing and thrust arrangement supports smooth rotation under axial load
• Compact body profile improves access to tight structural recesses and overlapping skin joints
• Built to withstand daily use in aviation manufacturing, modification, and maintenance hangars

Specifications:

• Model: 596
• Thread: M8x1 Thread
• Cutter Capacity: 15mm Capacity
• Thread: Slotted Internal Thread - Nylon Foot Skirt
• Shaft Style: Round Shaft

Whether you are countersinking skins on a production line, repairing a pressure bulkhead, or performing structural modifications during an inspection, this Wescon microstop delivers the control and reliability aviation technicians expect. Pair it with the appropriate Wescon or equivalent countersink cutter, set your depth, and achieve clean, repeatable results across aluminum alloys, composites, and typical aircraft structures.