【NOTE】
Please use water to cool when working, which can effectively extend the service life of the drill bit. The recommended drilling speed is 250-400 rpm!

Saiper Titanium Step Drill Bit 1/4" to 3/4" (9 Step Sizes) High Speed Steel Triangle Handle Step Drill Bits

【Specifications】
Type: Step Drill Bit
Material: High Speed Steel 4241
Surface Treatment: Titanium Plating (Golden)
Suitable Hardness: Hardness Below 25°
Workpiece Thickness: Less than 5 mm

Size: 1/4" to 3/4"
1/4" (6.35mm), 5/16" (7.94mm), 3/8" (9.53mm), 7/16" (11.11mm), 1/2" (12.7mm), 9/16" (14.29mm), 5/8" (15.88mm), 11/16" (17.46mm), 3/4" (19.05mm)

【Features】
1. Deburring, chamfering, round hole reaming, it can complete the function that the twist drill can not complete
2. Tri-flatted side cutouts fits into power tools chuck securely and offer stronger grip for standard drill chuck
3. Two-Flute Design for smoother cutting and faster removal of chips
4. Use tools: hand drill, bench drill
5. Perfect for drill holes in steel, copper, plastic, aluminum, and other thin materials (Thickness is below 5 mm)

【Packaging Includes】
1pc * Step Drill Bit (1/4" to 3/4")