Utoolmart 2pcs 8.5mm Twist Drill with Titanium Coated High Speed Steel Bit HSS CO for Steel,Copper,Aluminum Alloy

Utoolmart 8.5mm/0.33" Twist Drill with Titanium Coated High Speed Steel Bit How to Use Twist Drill Bits*Ensure the left and right cutting edges of the drill are symmetrical when drilling.*Observe the uniformity of the spark while drilling, adjust the pressure in time, and pay attention to the cooling of the bit.Note*Mini twist drill bit can NOT be used in the impact drill.Technical ParametersMaterial : High Speed Steel M35(HSS-M35) with COSurface Treatment : Titanium CoatedColor : ChampagneType : N Type 135 dgreeShank / Cutting Edge Diameter : 8.5mm/0.33"Total Length : 117mm/4.56"Package Content: 2 x Twist Drill Bit.

• 【MATERIAL】- M35 HSS with CO,Titanium Coated with titanium coating for capability and durability.
• 【PARAMETER】- Shank / Cutting Edge Diameter : 8.5mm/0.33" ;Total Length : 117mm/4.56".
• 【APPLICATION】- Perfect for stainless steel, copper, aluminum alloy,as well suit for wood,plastic.Suitable for Home DIY, and General Building/Engineering Use.
• 【FEAETURE】- flutes form helps clear chips and debris away from the bit, decreasing friction and heat for a faster, cooler drilling process.
• 【PACKAGE CONTENT】- 2 x Twist Drill Bit.