3 Jaw Drill Chuck Rotary Tool Self Tightening Collet Straight Lines Extension Rod Hex Wrench Set

Feature: 1. INCLUDED TOOLS: Includes 3 jaw self tightening chuck, straight lines connecting rod and hex wrench, compatible with most rotating tools. 2. CLAMPING RANGE: The drill chuck can hold tools with a shank Diameter of 0.3?3.4mm, such as drill bits, for drilling, polishing and grinding. 3. SELF TIGHTENING: The collet is self tightening design, which is convenient and practical by loosening the collet with an open ended wrench. 4. BRASS ROD: The straight line connecting rod is made of brass, corrosion and oxidation resistant, and the thread is not easy to wear. 5. STANDARD SIZE: These tools have standard sizes, easy to install and disassemble, widely used in micro electric drills, electric mills, etc. Specification: Item Type: Drill Chuck Set Jaw: 3 Jaw Installation Method: Knob Clamping Range: 0.33.4mm Material: Brass, Aluminum Alloy Use: Used with micro electric drill to grind and polish the workpiece.. Package List: 1 x 3 Jaw Chuck1 x Extension Rod1 x Hex WrenchINCLUDED TOOLS: Includes 3 jaw self tightening chuck, straight lines connecting rod and hex wrench, compatible with most rotating tools. CLAMPING RANGE: The drill chuck can hold tools with a shank Diameter of 0.3?3.4mm, such as drill bits, for drilling, polishing and grinding. SELF TIGHTENING: The collet is self tightening design, which is convenient and practical by loosening the collet with an open ended wrench. BRASS ROD: The straight line connecting rod is made of brass, corrosion and oxidation resistant, and the thread is not easy to wear. STANDARD SIZE: These tools have standard sizes, easy to install and disassemble, widely used in micro electric drills, electric mills, etc.