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This is our patent product: 3-flute M2 hss drill bit set metal from the reliable supplier in China which has many advantages (compare to HSS Cobalt drill bits 2-flutes):
1. Cutting speed is faster 30%
2. Cutting life is extended at least 50% longer
3. Location precision is better
4. The hole is very smooth
5. Positioning of cutting is easier
Quality of hand tools is the life of our factory and manufacturer.
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Danyang Youjie Tools Co., Ltd.
Address: Houxiang Town, Danyang City, Jiangsu Province, China
Postal Code:212312
Country: China
E-mail:youjie@youjie-tools.com
Tel: +86-511-88012718
Fax：+86-511-88012723
Whatsapp:13815493056
