Features:
Wide range of uses, hole diameter size can be adjustable. Alloy blades, cutting smooth, the hole wall are smooth and no glitches, good effect of the
straight roundness, opening hole depth is 30mm.
Material: Alloy Steel
Can cut 30mm deep
Package Included:
1 X Hole Saw
1 x Hex Key
1 x Center Drill Bit
How to use:
1. Two blades reach drill center distance are equal, can open hole.
2. Two blades reach drill center distance are not equal, can get concentric rings and circles.
3. Before drilling to check whether the blade is fixed and adjustable diameter bolts tightened to prevent accidents
4. When the blade is not sharp please grind the blade then use.
Note: It can not be used for drill metal or stone.
All of our items are shipped out in brand new. We offer full refunds or exchange for defective items only.