6/6.4/8/10/12.7Mm HSS Bor Lubang Persegi Bit Bor Putar Kayu Kit Alat Bor Lubang Persegi Mortising Pahat Set Bor

6/6.4/8/10/12.7Mm HSS Bor Lubang Persegi Bit Bor Putar Kayu Kit Alat Bor Lubang Persegi Mortising Pahat Set Bor