First pack with white plastic box, then put on a transparent plastic box. At the same time, put on a circular piece of foam at each end of the box. It would be good for the environment, make pallet for sea transportation, very safe.
Reduce your drilling cost by using CHTOOLS spade drill
Spade drill is one of the main interchangeable insert drill from ch-tools. It is a high efficient drilling tool with superior performance, designing to substitute those traditional hole drilling products with low efficiency and inconvenient usage. It consists of two parts----holder and inserts. Its advantages are:
1. Only 16 holder can meet the demand for drilling holes from φ9.5 to φ114mm.
2. Inner cooling design of holder enable excellent ship removal and good cooling when drilling deep holes.
3.Inserts are made of power high speed steel, combined with various coating, improved 3~5 times longer tool life than normal twist drill, increased over 2 times for the drilling speed.
4. Replaceable structure, which is more convenient. No need of regrinding drill on the scene.
5. New type XR edge reduce the cutting resistance greatly.
6. Insert have the function of chip-breaker, which improves the stability of holes drilling.