Seven sizes of Grade A parallels with cross section 3/16 in x ½ in to 1½ in x 3 in and nine of Grade B parallels with cross sections 3/16 in x ½ in to 2 in x 4 in. Material, standard sizes, finish, accuracy, protection and marking.
Cross References:
BS 860
BS 891:Part 1
BS 906:Part 1
BS 1133:Section 6
Replaces BS 906:1940.
Product Details
- Published:
- 06/16/1972
- ISBN(s):
- 0580070433
- Number of Pages:
- 8
- File Size:
- 1 file , 550 KB
- Product Code(s):
- 69248, 69248, 00069248
