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Cheap step drill, Buy Quality hexagonal shank directly from China 1/4 hss Suppliers: CNIM Hot 3-13MM TIN 1/4 HSS Hexagonal shank Step Drills
Tags: step drill, hexagonal shank, 1/4 hss, Cheap step drill, High Quality hexagonal shank, China 1/4 hss Suppliers
3-13MM TIN 1/4 HSS Hexagonal shank Step DrillsMaterial:HSS;Surface treatment: titanium
Shank :1/4 Hexagonal
Tools: pistol drill, bench drill.
The ladder of its unique structure, a bit can open a variety of specifications of aperture.
Do not need to use center punch, compared with the ordinary twist drill is not easy to be broken.
Deburring, chamfering, elliptic hole enlargement, twist drill, the function of them was unable,but it is possible.
The use of tools: drill, bench drill.
Work while water cooling, can effectively extend the service life of drill bit.
High-speed steel, used in hardness under 25 ° workpiece, the plate thickness under 5 mm.
such as carbon steel plate, sheet iron, insulation boards, wood.
Cannot be used for stainless steel.
1x 3-13mm Stepped drill
Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.
|Package Weight||0.033kg (0.07lb.)|
|Package Size||7cm x 5cm x 9cm (2.76in x 1.97in x 3.54in)|