make hole on universal material steel aluminium plastic...
foret meche (sapin) unit bit drill bit
Please be patient its ship from china depending of your country its around 25 to 60 days(like brazil 90days).Please dont open case or put negative feedback before contacting us.
3/16-1/2'' (6 steps) | 3/16''(4.76mm), 1/4''(6.35mm), 5/16''(7.94mm),3/8''(10.35mm), 7/16''(11.11mm), 1/2''(12.7mm) |
1/4-3/4'' (9 steps) | 1/4''(6.35mm) 5/16''(7.94mm), 3/8''(10.35mm), 7/16''(11.11mm), 1/2''(12.7mm),9/16''(14.28mm), 5/8''(15.88mm), 11/16''(17.46mm), 3/4''(19.05mm) |
1/8-1/2'' (13steps) | 1/8''(3.18mm), 5/32''(3.97mm), 3/16''(4.76mm), 7/32'',(5.56mm) 1/4''(6.35mm),9/32''(7.14mm), 5/16''(7.94mm), 11/32''(8.73mm), 3/8''(9.53mm), 13/32''(10.32mm),7/16''(11.11mm),15/32''(11.91mm),1/2''(12.7m) |
Features:
1, The ladder of its unique structure, a bit can open a variety of specifications of aperture.
2, Do not need to use center punch, compared with the ordinary twist drill is not easy to be broken.
3, Deburring, chamfering, elliptic hole enlargement, twist drill, the function of them was unable,but it is possible.
4, The use of tools: drill, bench drill.Work while water cooling, can effectively extend the service
life of drill bit, recommend drilling rate of 250-250 RPM.
Package included:
1x Set (3pcs)Hex Titanium Step Drill