Now, angle grinders and pneumatic chisels ​ — the “little brothers ” of pavement - breaking jackhammers — ​ speed up operations, but details have to be finished by hand.
Sekarang, gerinda sudut dan pahat pneumatik ​ — ” versi kecil ” bor palu tangan ​ — mempercepat proses pemahatan, tetapi detailnya harus diselesaikan dengan tangan.