Bits for hand drills, namely, abrasive bits, drill bits, rotary tool bits, tool bits, tool bits for making grooves, tool bits for parting-off; attachment for hand tools, namely, adaptors for tool bits for hand operated tools; tool bit parts for hand operated tools, namely, diamond tips for tool bits, tips for tool bits; hand-operated cutting tools, namely, diamond cutting tools for hand-operated tools, diamond tools for hand-operated tools, cutting inserts for use with hand operated tools, cu...