Two Trees Four milling combination set (40-pack)

Complete your collection immediately with this 40-piece set of drill bits. These drill bits have a good hardness, good strength and are wear-resistant. You can use this set for both milling and drilling holes and the set can be used with the 1610, 3018, 3018 pro and other engraving machines. The drill bits have a diameter of 3.175 mm and are divided into 4 sets:

10 x Ball Nose Bit 2-Flute Upcut: 3.175mm (SD) x 2mm (CED) x 17mm (CEL) x 38mm (OAL)
10 x Flat Nose Spiral Bit 2-Flute Upcut: 3.175mm (SD) x 3.175mm (CED) x 17mm (CEL) x 38mm (OAL)
10 x Titanium Coat End Mill CNC Router Bits: Drill sizes range from 0.8 – 3.0 mm (0.8/1.0/1.2/1.4/1.6/1.8/2.0/2.2/2.4/3.17 mm) 3.175mm (SD) x 12mm (CEL) x 38mm (OAL)
10 x Titanium Coat End Mill CNC Router Bits: Drill sizes range from 0.8 – 3.0 mm (0.8/1.0/1.2/1.4/1.6/1.8/2.0/2.2/2.4/3.17 mm) 3.175 mm (SD) x 12 mm (CEL) x 38 mm (OAL)