Broco Drill Guide Depth Stop Collars Drill,12pcs 3-16mm Stainless Steel Drill Depth Stop Bit Collar Set Drilling Limit Ring

• 【Durable Stainless Steel Construction】The drill guide is constructed from durable stainless steel, ensuring a long-lasting, reliable tool for a variety of applications.
• 【Universal Compatibility】This spacer ring is suitable for high carbon steel drill bits and effectively locks anywhere along the drill bit, providing versatility.
• 【Versatile design】The drill locator guide serves as a drill limit ring, clamping device and locator, providing a variety of applications in drilling operations.
• 【Gentle on Drill Bits】The spiral collar is designed to hold drill bits in place without causing damage, ensuring the longevity of your drill bits.
• 【Precise Depth Control】These drill depth stops are used to limit drilling and prevent drilling too deep, providing precise depth control for precise and controlled drilling operations.

Features: Made of Stainless steelmaterial, durable in use Suit For: High Carbon Steel Drills,and positively locks anywhere along the bit. As Drill Limited ring, clamping device, positioner. Screw type collar will not damage bits. Used for drilling limit, and prevent drilling too deep Specification: Size (inside diameter) : 3,4,5,6,7,8,9,9.5,10,12,14,16mm Material: stainless steel Weight: 105 g / 3.7 oz(approx.) Package list: 12 * spacing ring 2 * hex wrench