LudoPam Drill Bit Set 120 Pcs, Micro Titanium Jobber HSS Twist Drill Bits for Wood, Plastic, Aluminum Alloy, Soft Metal, 1 mm to 3.5 mm
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Titanium coated which increase the hardness of the drill bit, make the twist drill bit more wear-resisting longtime antirust.
118 degree split point no center punch is needed, faster cutting speed, prevents walking.
The drill bits set have 6 different sizes, include 1mm ,1.5mm ,2mm , 2.5mm, 3mm ,3.5mm ,20 pieces each size, can meet your different needs conveniently.
Widely used in aluminum alloy, wood, plastic industry. Ideal for DIY, craft project and general building/engineering using. it can be used to drill holes in a variety of surfaces including wood, angle iron, plastic, aluminum alloy and so on, but not suitable for high hardness stainless steel, glass,ceramic and concrete.
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Material: High Speed Steel 4241 (HSS4241)
Surface Treatment: Titanium Coated
Weight: 90 g
Application: Widely used in aluminum alloy, wood, plastic industry. Ideal for DIY, craft project and general building/engineering using. it can be used to drill holes in a variety of surfaces including wood, angle iron, plastic, aluminum alloy and so on, but not suitable for high hardness stainless steel, glass,ceramic and concrete.
Working principle: the round hole of the workpiece is drilled through the rotary cutting of its relative fixed axis.
Package Included:
20 x 3/64" (Approximately 1.0mm) Drill Bit
20 x 1/16" (Approximately 1.5mm) Drill Bit
20 x 5/64" (Approximately 2.0mm) Drill Bit
20 x 3/32" (Approximately 2.5mm) Drill Bit
20 x 7/64" (Approximately 3.0mm) Drill Bit
20 x 1/8" (Approximately 3.5mm) Drill Bit
Total Quantity: 120pcs
How to Use Twist Drill Bits ?
1.Ensure the left and right cutting edges of the drill are symmetrical when drilling.
2.Observe the uniformity of the spark while drilling, adjust the pressure in time, and pay attention to the cooling of the bit.
Special Note：
1. Mini twist drill bit can NOT be used in the impact drill.
2. To avoid drill bit break, 3/64" (1mm) and 1/16"(1.5mm) bits should be used with pin vise.
3. 5/64" (2mm)、3/32" (2.5mm)、7/64" (3mm)、1/8" (3.5mm) bits can be used with power drill, with low speed and low drilling pressure.