Feature(may vary by option.)

●Drilling Size: φ0.16, 0.31, 0.47, 0.47, 0.51, 0.63, 0.63, 0.63 inches (4, 6, 8, 10, 12
●Maximum Drilling Plate Thickness: 0.1 inch (2.0 mm)
●Material: Titanium coated high speed steel
●6.35mm Hex Shaft
●Made in China

[Single Item]





Description

For drilling, chamfering, and enlarging hole diameter
Stopper prevents the stopper from penetrating through to improve safety and work efficiency.
Fast cutting and sharp spiral grooves.
Titanium coating for increased durability.



From the Manufacturer



11

Titanium Coated Spiral Step Drill with Stopper

Model: STD-21 Standard: 9 stages Φ0.2 - 0.7 inches (4 - 18 mm) JAN Code: 4907052355248 for drilling, chamfering, and expanding the hole diameter

Product size (W x H x D): 0.4 x 0.8 inches (1 20 x 71 x 18
Product Weight (g) 41
Package size (W x H x D): 0.4 x 0.8 inches (1 52 x 136 x 22
Package Weight (g) 50
Features Stoppers prevent poking through for improved work efficiency; Fast cutting and sharp spiral grooves; Improved durability.Titanium Coated
Specifications Drilling size: φ0.2, 0.3, 0.3, 0.4, 0.3, 0.6, 0.7 inches (4, 6, 8, 10, 12, 13, 15, 16, 18 mm); Maximum drilling plate thickness: 0.1 inches (2.0 mm); Material: Titanium coated high speed steel; 0.25 inch (6.35 mm) hex shaft

Product information