Description: 100 Brand New & High Quality; High quality and exquisite workmanship; Made of high speed steel, durable and practical; Multicoated optics guarantee superior light transmission and brightness; Ideal for auto repair and machinery where metric threads are specified; Specification: Material: High Speed Steel Color: as shown in the display pictures Size: 100 x 20 x 15mm/ 3.93 x 0.78 x 0.6 inch Thread Diameter: 5mm (M5) Cutting drill bits, professional set Ideal for auto repair and machinery where metric threads are specified Package Includes: 1 Piece M5 Hand Screw Thread Tap 1 Piece 1/4" Spanner